1 syllable:
'kay, a., ae, ay, bay, baye, bayh, bey, blay, bley, brae, bray, brey, c'est, cay, chais, che, chez, clait, clay, craie, cray, dae, day, daye, dey, dplay, dray, drey, dshea, fay, faye, fe, fey, flay, frais, fray, frey, gai, gay, gaye, gray, graye, grey, guay, haigh, hay, haye, hey, hp rei, hwe, j, j., jae, jay, jaye, k, k., kay, kaye, klay, kley, kray, krey, laigh, lait, lay, laye, lei, ley, leyh, mae, may, maye, mey, nay, ncvei, neigh, nej, neway, ney, nfais, ouais, paigh, pay, paye, pei, plaie, play, pray, prey, quai, quaigh, r-day, rae, ray, raye, re, rea, reay, rey, say, saye, sbwei, schey, schley, scray, scraye, seay, shay, shaye, shea, skeigh, skreigh, slaie, slay, sleigh, smay, snay, spay, spey, splay, spray, ssleay, stay, strae, stray, strey, sway, sweigh, tae, taigh, tay, tc rei, they, they., trais, tray, tre, trey, v-day, v-ray, vey, vrais, w-day, way, waye, wei, weigh, wey, whey, wray, wy, yay, yea

2 syllables:
-idae, -inae, a-day, aa, abbe, abray, acais, achray, aday, ageplay, aggrey, aieee, aigner, airee, airway, alais, albay, all-day, allais, allay, allday, alms tray, alvei, alway, amway, anais, andre, andrei, andrzej, and they, anglais, anhwei, annee, antae, anway, aphthae, appay, archway, array, asay, ashrae, ashtray, ash gray, ash grey, assais, astay, astray, at bay, aurae, aurais, avais, away, aweigh, ayshea, b'nai, b-j, ba, bacchae, backpay, backstay, balhae, ballet, banpais, barclay, barway, baute, bearnais, beaupre, beauvais, belay, bellway, beltway, benday, benee, benet, benway, beray, beret, bernay, bestway, betray, betway, bhavai, bikeway, biquet, birthday, biscay, bitpay, blackway, blanquet, bloomsday, blu-ray, bluejay, blue jay, bobsleigh, bobstay, boinae, boisei, bombay, boquet, bouchet, bouget, boulais, boulay, bouquet, bouyei, bouygues, braccae, bradway, braquet, brauerei, breezeway, bressay, briquet, broadway, brochet, brockway, buffet, bullae, bull bay, bursae, bushway, by-play, byplay, byway, cache, cafe, calais, callais, callet, calvey, cambay, cannei, carei, carl pei, carplay, carre, carree, cartway, cascais, case-bay, cashway, cathay, causeway, causway, cel-ray, chalet, chang'e, chartae, cheese tray, chelae, chiclet, child's play, choanae, choque-rei, circlet, ciskei, clearway, cliche, cliquet, cloacae, cloquet, clypei, co-pay, coday, codeplay, cold-bay, coldplay, comae, conae, convey, conway, coothay, copay, copei, coquet, cordae, corday, cordray, cosplay, costae, coxae, cristae, crochet, croquet, crossplay, crossway, cruiseway, cumae, cymae, d'orsay, daiei, dalai, danae, dawei, dead-pay, deathday, decay, defray, deka-, dekay, delay, delray, denae, denay, deray, devais, devey, dilday, dirae, dismay, display, dk, docquet, dogday, dog sleigh, dohchay, dolce, donais, donee, doomsday, doorway, doquet, dorais, dorsay, dosai, dounreay, dovey, downplay, downweigh, draw play, driftway, driveway, duarte, dubray, duce, dugway, dumais, dunlay, dupay, e-bay, e-day, each-way, each day, eastbay, ebay, edgeplay, edgeway, edrei, efrei, eight-day, elais, elway, embay, endplay, engrais, enlay, entree, erway, essay, estray, fairway, famae, fast day, faunae, fausse-braye, feast day, fellsway, fenway, ferae, fete day, field day, filet, fillet, fine spray, fishway, five-day, flagday, flag day, fleetway, flexplay, floodway, flyway, folkway, foodway, footscray, footway, forebay, foreplay, forsay, fosseway, foucquet, foul play, fouquet, four-way, fourplay, francais, franglais, freeway, freightway, friday, fryday, fuente, furcae, ga-rei, gadre, gadway, gainsay, galle, gallway, gameplay, gangway, gateway, gaud-day, gemmae, genae, gerais, gervais, gestae, gidday, gilday, gillray, give way, gohei, good day, goombay, gourmet, grandpre, gray jay, greenway, green bay, green day, grindlay, groseille, guanay, guichet, guideway, gulae, gunday, gunplay, gway, gynae, gyosai, hafei, hairspray, hair spray, half-day, half-pay, half-ray, half-way, halfway, hallway, hanhae, hansei, hanway, harae, hardway, hatchway, hathway, hawkei, headstay, headway, hearsay, hefei, heimaey, heisei, hendaye, hervey, hevey, heyday, hickway, highway, hiway, hobday, hockday, hofei, hoistway, hokeday, hold sway, homestay, hongwei, hooray, hopei, hoquet, horae, horseplay, horseway, hoshea, hotkey, huawei, humpday, huntway, hupei, hurray, hydrae, hyundae, hyundai, i-way, ilhae, imbay, imlay, in-tray, inlay, inveigh, isay, issei, jackstay, jacquet, jakeway, jamais, jamesway, james may, janae, janay, janeway, jaquay, jaure, jaykae, jenae, jetway, jingwei, jinsei, jose, jouret, juday, jukskei, k.flay, kamei, kanae, kanpai, keisei, kenway, keyway, kihei, kilday, kolej, kukje, laguay, laissez, lamprais, landay, laneway, langlais, laquay, larray, lashway, last day, latte, leap day, leaseway, lecce, lecrae, leeway, lethwei, levey, librae, lifeway, lihue, llamrei, locat, logway, long-day, long-play, loquet, lord's day, loveday, lunday, lurvey, lyday, lyrae, m-day, mackay, macknay, maclay, macrae, madei, madre, mainstay, make way, malpais, maltais, mammae, man-day, manet, manway, marae, marais, marquai, marseille, marseilles, matais, matchplay, match play, mauvais, may-day, may day, mcbay, mccay, mcclay, mccrae, mccray, mccrea, mcgray, mckay, mclay, mcnay, mcquay, mcrae, mcray, mcshea, mcstay, mcvay, mcveigh, mcvey, medway, meiway, melee, mensae, mid-day, midday, midday', midway, milk whey, millais, millay, millbrae, minae, mincaye, mislay, mispay, misplay, missae, missay, misway, mobay, moerae, moirae, molay, monday, monet, moon-ray, moonray, moorea, morais, moray, morglay, mornay, mortpay, moutray, mulvey, munday, musae, muscae, musei, n-day, name day, nantais, nauset, naysay, neeya?, newquay, newsday, niday, nihei, nikkei, nilgais, nisei, niseis, nissei, nogais, noonday, northway, norway, novae, noway, ntsc-j, o'day, o'dea, o'shea, o-day, o. k., obey, oday, off-day, ohmae, oj, ok, okay, olay, one-way, oneway, onlay, orfray, orsay, orseille, oseille, oshea, ospray, otway, out-tray, outlay, outplay, outpray, outray, outraye, outstay, outway, outweigh, paceway, packway, padre, pagglait, paket, palae, palae-, palais, palay, palmae, panais, panay, panchway, pandey, parcae, parfait, parkay, parkway, parlait, partay, partway, passe, pathway, pavais, paveway, pay-day, payday, paypay, pedway, peltae, per-se, persei, per se, pettway, petway, pevey, pherae, philae, phylae, picquet, pipe-clay, piquet, placeway, plantae, playday, pleurae, plicae, plug-n-play, plumae, pohnpei, poitier, poldway, pompei, porcher, porree, portae, portray, pourtray, pov-ray, poway, prepay, preway, proget, psyllae, puggree, puree, purvey, pushpay, pylae, quadrae, queensway, quesnay, quinte, raceway, rache, raday, rag day, rahway, railway, rainway, raiplay, ramsay, ranae, rapae, rapelay, rasae, reais, redway, red bay, red clay, reggae, relais, relay, relyea, renae, renay, rene, renee, rennais, repay, replait, replay, resnais, respray, rest day, reweigh, ridgeway, ridgway, rimae, ringway, risque, roadway, rochet, rodeway, roget, role-play, roleplay, ropeway, roquet, rosebay, rose bay, rothsay, roue, rouget, rugae, runway, rupay, s.a.e, sachet, safeway, saint's day, salt bae, sanae, sansei, saute, scaleway, schoolday, school day, sclerae, scorse, screenplay, scurvey, seaway, sea spray, sebae, segway, selway, senpai, sensei, senseis, serais, sergei, servais, sevey, shanae, shantae, shar-pei, sharpei, shinsei, shipway, shochet, shoei, short-day, short-stay, shumway, sick-pay, sickbay, sick pay, sideway, sifrei, sinae, sinay, skagway, skidway, skyway, slideway, slipway, sluiceway, sochet, softkey, soiree, solei, someday, someway, soothsay, sorbet, souffle, soufflee, southsay, southway, speech day, speedway, spicae, spillway, spirea, spole, spurway, squeeze play, stageplay, stairway, stanway, steel gray, steinway, stelae, sternway, sting-ray, stingray, stonecray, straightway, streamway, strike-pay, strike pay, stroke play, strumae, stupay, sub-way, subway, summae, sun-ray, sunday, sunray, supay, survey, svoray, swamp bay, swashway, swate, sweet bay, swordplay, systray, tail-bay, taipei, taisei, takei, tanais, tate mcrae, tea tray, terais, terrae, testae, theaceae, thecae, the way, thoughtway, three-way, throughway, thruway, thursday, tide-way, tideway, tilray, tishrei, to-day, tockay, today, tokay, tokei, toquet, toray, torbay, torme, torquay, touche, toupee, tournay, to say, trackway, tramway, transkei, transway, trap play, treadway, tredway, tricae, trinquet, trombay, tuesday, turkei, turvey, twankay, twelfth-day, twelfth day, two-day, two-way, u.a.e, ulnae, umbrae, unbay, undae, unlay, unpay, unplait, unpray, unsay, uplay, upstay, v.a., vadnais, valais, valet, vandeae, veejay, venae, venray, vignei, vinay, voisey, volcae, wah-pei, walkway, warday, waylay, wayleway, wednesday, weekday, weequay, wepay, westbay, westquay, westray, whipray, windway, wireway, withsay, wordplay, word play, workday, work day, worldpay, wu-wei, wuwei, x-play, x-ray, x ray, yes day, yohe, yohei, yonsei, ysaye, yunde, yurei, zalay, zewe

3 syllables:
a-okay, a. m. a., aaa, aba, abbotsleigh, abhinay, abyei, accuray, adm-3a, adonais, adygei, aeshnidae, aeternae, afana, afsane, afterpay, againsay, agapetae, agenais, aisleway, albanais, alcidae, aleksei, alexei, alipay, alleyway, alloway, all saints' day, all the way, alphabay, alpha ray, alulae, alumnae, alzate, ampullae, animeplay, annonay, antigay, antilae, antillais, anyway, apidae, aquilae, araneae, arbalet, arbor day, ardennais, arenae, arete, aristae, armillae, asmodee, assagais, assegais, as we say, atake, attache, auregnais, auronplay, autopay, autoplay, avide, axillae, baa, back away, ballantrae, ballistae, bambuseae, bangalay, banneret, barouchet, baseball play, bastarnae, bastille day, bear away, beauharnais, beaujolais, beaumarchais, bergeret, beta ray, beyonce, bilboquet, bird of prey, biscayne bay, blachernae, blastulae, blaze away, bleaching clay, blink away, blue birthday, bonifay, boracay, bothidae, boulder clay, boulonnais, bourbonnais, bouvier, bovidae, bovinae, boxing day, bramidae, breakaway, break away, break of day, brian may, bridleway, broadaway, brucellae, bta, bulbulay, buy-to-play, by the day, by the way, c. i. a., cabaret, cabernet, cableway, caducei, caliche, calloway, caloway, camfranglais, canaday, canboulay, caninae, cannaday, cannulae, canonchet, canulae, caprinae, caranday, caraway, carburet, carinae, carpetway, carraway, carriageway, cart away, cassaday, cassate, castaway, castlebay, castlet, cast away, catenae, catesbaei, cathedrae, cathode-ray, cdisplay, cea, cebinae, cellaret, centigray, cepulae, cervinae, chalcidae, chalumnae, chanidae, channidae, charcoal gray, charcoal grey, charentais, charlie day, charollais, chase away, cheese souffle, chellamae, cheminee, chen yufei, chermidae, chevrolet, china clay, chippeway, chip away, christmas day, chris mckay, cia, cisternae, civil day, classique, clear away, clepsydrae, clusiaceae, cog railway, collaret, colorway, colourway, columbae, come away, compadre, conan gray, congridae, connaway, consomme, copulae, cortinae, corvidae, counterplay, counterweigh, curare, curari, curiae, cut away, cycleway, cydnidae, cypselae, d. e. a., d. n. a., dacninae, davide, day-by-day, day-to-day, day by day, degree-day, degree day, delaunay, delta ray, deseret, desirae, desormais, desume, devil ray, dhananjay, die away, directplay, disarray, disembay, disobey, dispurvey, divorcee, dna, docetae, dominee, donaway, donotpay, dossier, doubleday, double play, draw away, driveaway, drive away, drop away, dubuffet, dunaway, dunlavey, e. p. a., eagle ray, easterday, easter day, easyday, eat away, ecafe, eilistraee, einwandfrei, ekk, ellamay, ember day, emigre, enquete, enrile, entranceway, equidae, erin gray, eriskay, erucae, erythrae, etiquet, everyday, exedrae, expressway, eyalet, f. a. a., f. d. a., faberge, faboideae, faceache, faciae, faculae, fadeaway, fade away, faesulae, fall away, fannie mae, faraday, faraway, fasciae, father's day, faux-filet, feculae, fediay, feldenkrais, felinae, fenestrae, ferulae, feveret, fiance, fibrillae, fibulae, fidaa, figurae, file away, filmfreeway, fimbriae, fireclay, first of may, fish filet, fish fillet, fistulae, floweret, flow away, foldaway, fool away, football play, force away, forelay, forestay, formeret, formulae, foveae, fovillae, free-to-play, friendship day, fuggerei, furculae, furiae, future day, gaesatae, gag-a-day, gallaway, gallinae, galloway, gamemnae, gamma-ray, gamma ray, gangaa, garbure, garroway, gasaway, gastrulae, gaviae, gavidae, gay-for-pay, gerard way, gerridae, get-a-way, getaway, get away, gingivae, gintama., girlfriend's day, giropay, giveaway, give away, glabellae, globoplay, golladay, goodbyeee, google pay, google play, go away, graminae, great white way, greenaway, grind away, gringolet, groundhog day, guarache, gudelay, guy fawkes day, hackaday, half-birthday, halladay, halliday, halloway, hamadei, hameshaa, hardaway, harringay, hataway, hathaway, haulageway, haul away, hayate, hell to pay, hemenway, heminae, hemingway, hemmingway, hereaway, herniae, hetaerae, hexerei, hideaway, hit the hay, hive away, hockaday, hoddengray, hogmanay, hoistaway, hokutosei, holdaway, holiday, holladay, holliday, holloway, holyday, holy day, homeaway, hornaday, hostaceae, huckabay, hudson bay, huntaway, hypospray, i. r. a., ianae, icetray, ichneutae, iliche, imagej, infante, infulae, insulae, interlay, interplay, intimae, intraday, in a way, in no way, in some way, ioway, issa rae, ithaa, i r a, j. f. k., japonais, jeanneret, jfk, jna, jodhi may, jonbenet, judenfrei, judgement day, judgment day, kahane, kalamay, kanade, kawate, keep away, kinneret, kkk, kokate, kootenay, kouyate, kutenais, l. b. j., la-carre, labor day, lackaday, lacunae, ladderway, lady day, lagenae, lampridae, lanneret, lanoue, laraway, latanze, latinae, latter-day, latterday, laugh away, layaway, lay away, la carre, lead astray, leatheret, lee's birthday, lee chong wei, lee choon-jae, lee hup wei, lee yong-dae, liberapay, liberte, liferay, ligulae, lingerie, lobate, lock away, look away, loricae, lorinae, low sunday, lunar day, lunulae, lutrinae, lu yufei, lyonnais, m.a.s.k., m. c. a., m. i. a., maconnais, macrame, maculae, maeatae, magsaysay, make headway, make one's way, malassay, mamillae, mammilae, mammillae, mandalay, manderlay, mangabey, mangope, manidae, manta ray, mantidae, maracay, market day, marmalet, marseillais, matinee, maxillae, maxinquaye, mba, mcelyea, mcgarvey, mckelvey, medalet, medal play, mediae, melinae, menkaure, menurae, merginae, merit pay, meservey, meticais, mfume, milkyway, milky way, milligray, mingulay, minturnae, miraa, miridae, misassay, mobilepay, mobile bay, modern-day, montagnais, montenay, monterey, monterrey, morulae, mother's day, motorway, mullidae, mulloway, murinae, mv golden ray, myaceae, n. b. a., n. e. a., n. r. a., natal day, naticae, nba, nebulae, nepidae, nerve pathway, newgateway, new world jay, new year's day, new york bay, nicolay, nivernais, nottoway, novenae, nowaday, nundinae, nyssaceae, o.s.c.a., ochreae, off-broadway, oglebay, ojibway, old world jay, oleaceae, onanay, onkyokei, on the way, oothecae, openpay, orbitelae, orleanais, outaouais, overbay, overlay, overpay, overplay, oversay, overspray, overstay, overweigh, oxford gray, oxford grey, p'ent'ay, p. s. a., paginae, palestrae, palm sunday, palpebrae, pancake day, papagei, papillae, papulae, paraguay, paridae, paroquet, parroquet, passageway, passing play, passion play, pass away, patache, paterae, patinae, pay-to-play, peg away, penumbrae, percidae, perrier, perroquet, perulae, phasmidae, phillidae, phlyctenae, pholidae, photoplay, piaget, picidae, pillaret, pine away, pinnulae, pinochet, piolet, pipeclay, pixabay, planulae, plastique, play-by-play, plug-and-play, plug away, pluteaceae, poaceae, podurae, point the way, polizei, polling day, polonais, polypay, pongidae, ponginae, porte-monnaie, portugais, postfurcae, potter's clay, powerplay, power play, predecay, present-day, privier, proteeae, protege, protegee, prudhoe bay, pterylae, pull away, puppet play, push away, put-in-bay, puttenbay, put away, qaitbay, quadrigae, quai d'orsay, quarter day, rabalais, rabelais, rack railway, radulae, rainy day, ranulae, rate of pay, ratitae, reconvey, rediae, redisplay, reloj, resume, resurvey, retinae, retitelae, ricaurte, ricochet, ride away, right-of-way, rights-of-way, right away, right of way, riveret, riverway, robert cray, rockaway, rolliche, rothesay, roundelay, royalet, rubrique, rudmasday, runaway, running play, run away, rush away, ryohei, s. b. a., sacalait, salcantay, salt away, san-jose, santa-fe, santa fe, san jose, sarikei, saturday, saupiquet, saururae, sayeret, sayyeshaa, scapulae, scare away, schlumberger, schwarmerei, scopulae, scoriae, sekirei, semitae, send away, sequalae, sequelae, sercquiais, serpulae, setulae, seven-day, seventh-day, sfaiaa, shades of gray, shadilay, shadowplay, shadow play, shatterday, shigellae, shoo away, show the way, shut away, sibawayh, sifilet, sign away, siliquae, silphidae, silsilay, silver gray, silver grey, simraceway, sipalay, slip away, sneak away, soakaway, soaraway, sobriquet, solar day, solleret, solloway, soloway, soltyrei, sosuke, soubriquet, sphyrnidae, spiculae, spinneret, sportulae, spotted ray, squamulae, square away, squillidae, stack away, standaway, stash away, state highway, steal away, steerageway, sternebrae, sternidae, sterninae, stipulae, stornoway, stowaway, straightaway, strobilae, st john's day, succubae, suinae, sweep away, swimmeret, syrphidae, t.o.k., tabulae, takeaway, take away, tanqueray, taweret, tearaway, tear away, tegulae, tejate, teleplay, telluret, tenebrae, terebrae, thataway, the right way, the whole way, three kings' day, throwaway, throw away, time of day, tim conway, tipulae, tiret, too-rye-ay, toothache, tooth decay, torulae, toss away, touvier, towaway, travelday, treadaway, tribolet, triple play, tuanpai, tuck away, tunicae, turdinae, turn away, typhaceae, u. s. a., unapei, unbirthday, unciae, underclay, underlay, underpay, underplay, undersay, underway, ungulae, unionpay, uraei, urari, urethrae, ursache, ursinae, uruguay, usa, uvulae, valkyrae, valparai, valvate, valvulae, verrucae, vertebrae, vesicae, vespinae, virelay, viridae, viroflay, vivarais, volutae, waertsilae, wagonway, waianae, walkaway, wantaway, washing day, wash away, waterway, wear away, wedding day, weihaiwei, welladay, what are they, while away, whisk away, whitsunday, windlestrae, wipe away, workaday, workaway, working-day, working day, workyday, work one's way, wosret, wotagei, xtabay, yack away, yap away, yenisei, yesterday, yesugei, yliche, yorkshire day, youth of may, zero-day, ziradei, zoeae

4 syllables:
aaaaa, acaciae, acalephae, aciculae, acoustique, action replay, addison rae, adelgidae, adeline gray, admission day, advent sunday, aepyornidae, african gray, agelenidae, agrodolce, akeridae, akiba-kei, alackaday, alkoholfrei, aloeaceae, alohanet, alouattinae, amphisbaenae, anacafe, anatifae, anatinae, andrew dice clay, andromache, annisokay, annunciate, anserinae, anweshaa, appian way, aquilinae, araceae, ardiaei, armed forces day, armin laschet, armistice day, ascension day, asea, asteroideae, auto-da-fe, autohotkey, autos-da-fe, avialae, baggataway, balanidae, bank holiday, barter away, basketball play, beaver away, bihydroguret, bio-assay, bioassay, black caraway, blenniidae, braconidae, brassicaceae, breaking away, break of the day, buga, buprestidae, butterfly ray, cable railway, cabriolet, cactoideae, cafe au lait, calendar day, calyptratae, cama, canada jay, cannaceae, carangidae, carapidae, carduelinae, carinatae, carry away, castellate, cathartidae, cedriret, cercariae, ceta, charophyceae, chelicerae, chelydridae, chesapeake bay, chlorophyceae, chloropidae, chromatine, cichorieae, circaetinae, clazomenae, clionidae, cluj, cnidae, colobinae, columbinae, columbus day, commencement day, commonwealth day, communique, companionway, compositae, compusa, conominee, conquassate, contre-filet, corbiculae, corixidae, corps de ballet, coryphaei, cotingidae, crepidinae, cricetinae, crotalinae, cyatheaceae, cybercafe, davis' birthday, day-after-day, day after day, deciduae, delaware bay, denmark-norway, df-3a, didelphidae, dipsadinae, dominion day, dorylinae, double crochet, dugongidae, dwindle away, dynastinae, d cide traumerei, easter sunday, eating away, ehrlichieae, elaninae, elapidae, election day, electric ray, electrospray, eliphalet, elopidae, emi takei, empire day, empusa, ephemerae, epistulae, every day, examinee, exorhizae, extended-play, f. e. m. a., fabaceae, fading away, falconinae, fanatique, far and away, felicia day, foia, fotheringay, frighten away, fringillidae, fritter away, funkaceae, g.o.r.a., garcelle beauvais, garrulinae, geastraceae, gerbillinae, giraffidae, glyphosate, gobiidae, going away, gorillinae, go a long way, guloninae, guttiferae, gymnastique, half-holiday, halictidae, happy death day, have it away, hepaticae, hexanchidae, hiaa, high holiday, high holy day, hindoostanee, holy thursday, hominidae, homininae, hospitalet, hyaenidae, hydrangeaceae, hydroguret, hydrophidae, hydrorhizae, i. a. e. a., ianthinae, identique, illuminae, induciae, interossei, in a bad way, in a big way, in a broad way, isabel may, iyashikei, jack hemingway, jamiroquai, jennifer grey, jian fang lay, jihostroj, jrue holiday, kartoffelbrei, kleinstaaterei, l'espalier, labiate, lacinulae, lampyrinae, leading astray, lemnaceae, lemnoideae, lenticulae, liliaceae, liliidae, lincoln's birthday, liotier, liu yifei, loriinae, louis c.k., lythraceae, magnifique, majusculae, manila bay, marisha ray, marmorpalais, marsileaceae, max holloway, mcconahay, mean solar day, memphis depay, mephitidae, mephitinae, meredith grey, mesothelae, microtinae, midsummer day, minotaure, miracle play, mirapakay, mirugaa, mniaceae, modern ballet, mohrenbrauerei, moraceae, morgan le fay, moving stairway, mugavaree, multiparae, mustelinae, mycorrhizae, myctophidae, mystery play, n. c. a. a., naivete, nautilaceae, neritidae, niaaa, noaa, noctilucae, nulliparae, numidinae, nymphaeaceae, odontolcae, off-off-broadway, oligochete, olivier, otididae, out-of-the-way, p.a.o.k., panicoideae, pantherinae, paper-mache, papier-mache, parapleurae, pas-de-calais, passeridae, passion sunday, patellulae, patriot's day, pempheridae, peneidae, pennatulae, percophidae, phaethontidae, philippicae, phocoenidae, phomvihane, photo-essay, phylloxerae, phymatinae, physaliae, picariae, piddle away, pilorhizae, pinaceae, pingueculae, pinoideae, piratebay, piscataway, pleurotomae, plumularlae, podargidae, podaxaceae, polistinae, porcelain clay, portemonnaie, portunidae, poureliche, poxviridae, premaxillae, presidents' day, primiparae, procoeliae, procure-to-pay, prokayotae, prosimiae, proteaceae, pyrexiae, pythoninae, queen of the may, rapateaceae, retinulae, rhamnaceae, rhinothecae, rickettsiae, rollulinae, roll in the hay, roquelaure, rosaceae, rosoideae, roundabout way, running away, ruscaceae, s.w.a.t, safety squeeze play, saint patrick's day, salangidae, salmonidae, sapindaceae, sarcoptidae, saturniinae, saxicavae, scenic railway, schizaeaceae, scilloideae, sciuridae, scleroparei, scorpaenidae, scrobiculae, scyphistomae, shibuya-kei, shikomizue, sillanpaa, silsiilay, single crochet, sirenidae, sisyridae, societe, solar array, spermathecae, sphyraenidae, spirit away, squirrel away, staphylaceae, sthenurinae, stifftioideae, stomachache, strait of calais, st martin's day, st patrick's day, sukaphaa, superhighway, sweden-norway, sylviidae, sylviinae, taccaceae, tadorninae, tarantulae, tess holliday, tetanurae, thanksgiving day, that is to say, theresa may, thermopylae, throwing away, thyssagetae, tornariae, toxotidae, trabeculae, trapaceae, tremarctinae, trichiuridae, trifle away, troglodytae, trogonidae, turning away, tylenchidae, typhlopidae, tytonidae, u. c. l. a., u. s. d. a., ultra hd blu-ray, ulvaceae, unionidae, usneaceae, valentine's day, valentine day, valleculae, vanessa-mae, vascular ray, velagrande, vermetidae, vesiculae, veterans' day, victory day, viperinae, viscaceae, vitaceae, vitamin k, viverrinae, volkspolizei, vombatidae, wanton away, wasting away, wearing away, whittle away, winteraceae, without delay, xanthophyceae, yakutakay, yamatake, ystradgynlais, zepa

5 syllables:
acalyptratae, accipitrinae, achaemenidae, acoraceae, adoxaceae, agavaceae, alcmaeonidae, alismatidae, amentiferae, amphioxidae, amphisbaenidae, anabantidae, ananya panday, androktasiai, annonaceae, antilopinae, arapaiminae, arithmetique, asclepiadoideae, asteraceae, astroviridae, atherinidae, autariatae, a whisker away, bacillariae, bangiaceae, battle of midway, bibionidae, bibliothecae, birnaviridae, borophaginae, bunyaviridae, burseraceae, buteoninae, caesalpinieae, calliphoridae, cannabaceae, capitonidae, capparaceae, caprimulgidae, capromyidae, caravanserais, cariamidae, carpinaceae, celastraceae, centropomidae, cephalobidae, chasmosaurinae, chauliodinae, cheomseongdae, chlorophthalmidae, christian holy day, circoviridae, citizenship day, civic holiday, classical ballet, coleorhizae, comedy ballet, computer display, conciergerie, counties of norway, crocodylinae, curculionidae, cynoscephalae, cyperaceae, d'electricite, d.a.r.k., decoration day, deipnosophistae, deutohydroguret, differentiae, digital display, discovery day, divided highway, doliolidae, dorudontinae, dracenaceae, droseraceae, dual-carriageway, dual scan display, duplessis-mornay, dwindling away, ebenaceae, echeneidae, elizabeth clay, empetraceae, endamoebidae, entelegynae, equisetatae, erinaceinae, ernest hemingway, erysiphaceae, every which way, every wich way, extendedanceplay, fcpga, fifty shades of grey, filoviridae, flaminian way, flaviviridae, gentianaceae, geometridae, geomyidae, geotrupidae, globigerinae, gonorhynchidae, gunatilake, gymnophthalmidae, haliaeetinae, harpactirinae, harry treadaway, herpesviridae, heterokontae, hippotraginae, hirudinidae, holocentridae, hydnoraceae, hydrobatidae, hydrocarburet, hydrochoeridae, hydromyinae, i.o.u.s.a., ichneumonidae, immunoassay, independence day, inoviridae, in a heartfelt way, isuridae, jewish holy day, just eat takeaway, k.k.k.k.k., kanesatake, katsuwonidae, kinosternidae, kronprinzenpalais, lambeosaurinae, legal holiday, lentivirinae, lymantriinae, macos monterey, malashaganay, malmeoideae, mamdouh elssbiay, margaux hemingway, megami tensei, megophryidae, mekosuchinae, meliaceae, meliphagidae, memorial day, michael faraday, mimosoideae, monotropoideae, morality play, muscicapidae, mushoku tensei, musical soiree, musophagidae, myristicaceae, narragansett bay, natsuki hanae, nolinoideae, nord-pas-de-calais, notonectidae, notoryctidae, ochotonidae, odobenidae, odontotormae, onagraceae, opisthothelae, order of the day, ordnungspolizei, orthornavirae, overhead railway, oxyaenidae, palaemonidae, palamedeae, pandionidae, paraselenae, patrick hemingway, pelecanidae, period of play, peripatidae, phalaropidae, phanerogamae, phascolarctidae, phasianinae, phlebotominae, phyllobranciae, phylloxeridae, pinnotheridae, piperaceae, plasmodiidae, platanaceae, pleuronectidae, podoscirtinae, podoviridae, post/redirect/get, potoroinae, procyonidae, prokaryotae, protovertebrae, pseudochrominae, pseudococcidae, psychiatrique, pyrolaceae, pythiaceae, rafflesiaceae, reoviridae, residual clay, retroviridae, rhabdoviridae, rhinolophidae, rhyniaceae, rigshospitalet, riodinidae, robert e lee day, roccellaceae, rocky mountain jay, rubiaceae, saint-germain-en-laye, saint valentine's day, salamandridae, san diego bay, san francisco bay, sarcoscyphaceae, saurosphargidae, scyphomedusae, sequoioideae, solanoideae, spotted eagle ray, struthionidae, st valentine's day, suicide squeeze play, supramaxillae, swiss national day, synapticulae, t. w. a., tamamo-no-mae, tectiviridae, terebratulae, tetraonidae, theridiidae, togaviridae, triatominae, trinity sunday, trombidiidae, tuberaceae, uln2003a, umbelliferae, underground railway, usfsa, ustda, ustta, vireonidae, viridiplantae, washington's birthday, xenodermidae, zamiaceae, zoochlorellae, zosteraceae, zygodactylae

6 syllables:
aaaaaa, acanthisittidae, adelophthalmidae, ambystomatidae, amphibolurinae, amphiprioninae, ampullariidae, amygdaloideae, anacardiaceae, anarhichadidae, andrew w.k., anomalopidae, apex of the sun's way, apocynaceae, arenaviridae, aristocratique, asparagaceae, aspleniaceae, athiorhodaceae, athyriaceae, bereitschaftspolizei, bignoniaceae, branchiobdellidae, burmanniaceae, cafeteria tray, caliciviridae, callionymidae, calopterygidae, calymperaceae, capital of norway, cecropiaceae, cercopithecinae, chamaeleonidae, chamaeleontidae, chordopoxvirinae, chytridiaceae, cinefantastique, cladoniaceae, clavariaceae, coronaviridae, cultural attache, cunoniaceae, dactyloscopidae, detarioideae, dicksoniaceae, elaeagnaceae, electrical relay, electrophoridae, elevated railway, emancipation day, epidendroideae, eriocaulaceae, euphorbiaceae, exponential decay, forever and a day, fouquieriaceae, fuselloviridae, geraniaceae, gesneriaceae, globicephalinae, gobionellinae, gregory hemingway, haloragaceae, hamiltonstovare, helotiaceae, hemicyoninae, hepadnaviridae, heterocongrinae, heterodactylae, heteromyidae, hippopotamidae, hygrophoraceae, inauguration day, in an elaborate way, in a similar way, in a well mannered way, iridoviridae, jessica brown findlay, joshua cheptegei, kriminalpolizei, lecanoraceae, leitneriaceae, leptotyphlopidae, liquid-crystal display, liquid crystal display, lobeliaceae, loganiaceae, longipterygidae, lycopodineae, machairodontinae, malaconotinae, malpighiaceae, marattiaceae, mariel hemingway, martin luther king day, martyniaceae, megapodiidae, melampsoraceae, melanthiaceae, men going their own way, metacercariae, monotropaceae, mr. bean's holiday, myliobatidae, myrmeleontidae, national holiday, new york city subway, olympique lyonnais, orectolobidae, ornithorhynchidae, paeoniaceae, palaeeudyptinae, pan american day, papilionoideae, paradoxurinae, parkeriaceae, passifloraceae, passive matrix display, pcmcia, peristediinae, phrynosomatidae, podocarpaceae, polyommatinae, polypedatidae, polypodiaceae, polyporaceae, psittacopasserae, ptilonorhynchidae, pucciniaceae, rebecca de mornay, recurvirostridae, religious holiday, rhizobiaceae, rhizophoraceae, rickettsiaceae, robert e lee's birthday, salviniaceae, saxifragaceae, scheuchzeriaceae, sedimentary clay, sicherheitspolizei, sparganiaceae, sphaeriaceae, sphaerocarpaceae, spiritual bouquet, sterculiaceae, strelitziaceae, strophariaceae, surrey iron railway, synchytriaceae, taxodiaceae, terfeziaceae, thalassodrominae, thelephoraceae, tilda cobham-hervey, tilletiaceae, tyrannosaurinae, united nations day, vampyroteuthidae, vespertilionidae, vittariaceae, volvariaceae, waga, welwitschiaceae, xylariaceae, zingiberaceae

7 syllables:
aaaaaaa, albanerpetontidae, allioniaceae, alphaherpesvirinae, alphanumeric display, alstroemeriaceae, araucariaceae, battle of thermopylae, caesalpiniaceae, caesalpinioideae, capital of paraguay, capital of uruguay, chalicotheriinae, chenopodioideae, common european jay, convallariaceae, cortinariaceae, dipterocarpaceae, elaeocarpaceae, entomophthoraceae, eriosomatinae, exploratory survey, grossulariaceae, hesperocyoninae, hymenogastraceae, indricotheriinae, jefferson davis' birthday, jungermanniaceae, lophosoriaceae, melanconiaceae, military attache, national orgasm day, nidulariaceae, nitrobacteraceae, oedogoniaceae, orthomyxoviridae, papilionaceae, paramyxovirinae, peronosporaceae, pertusariaceae, polemoniaceae, polyangiaceae, potamogetonaceae, pseudocrenilabrinae, radioactive decay, rhodymeniaceae, saint-valery-sur-somme, sarraceniaceae, sciadopityaceae, sclerotiniaceae, scrophulariaceae, tetragoniaceae, texas independence day, thesmophoriazusae, thylacoleonidae, trans-siberian railway, uvulariaceae, velociraptorinae

8 syllables:
acetobacteraceae, aepycerotinae, american indian day, aristolochiaceae, field-programmable gate array, it's okay to not be okay, lentibulariaceae, mohammad ali geraei, odoribacteraceae, orthocoronavirinae, oscillatoriaceae, plasmodiophoraceae, radioimmunoassay, scansoriopterygidae, the picture of dorian gray, tuberculariaceae, viridivelleraceae

10 syllables:
adewale akinnuoye-agbaje, indianapolis motor speedway, jean baptiste pierre antoine de monet