1 syllable:
boy, boye, broy, choi, choix, choy, cloy, coy, coye, croix, croy, deut-, doi, floy, foie, foy, foye, hoi, hoy, hoye, joy, joye, knoy, kroy, loy, loye, moy, moye, neu, oi, oie, oy, oye, ploy, roi, roy, roye, scheu, sgroi, soy, stoy, stroy, toy, toye, troy, woy, yoy

2 syllables:
abloy, abscheu, accloy, accoy, ahoy, alcoy, alloy, alroy, annoy, ball boy, bat boy, baudroie, beachboy, beffroi, bellboy, bellroy, besoi, bok choi, bok choy, bolshoi, borzoi, boxboy, brayboy, busboy, bushboy, calboy, callboy, candroy, carboy, carquois, chamoy, chinmoy, chinois, chinoy, claire foy, convoy, cowboy, dalstroy, dayboy, deboy, decoy, dejoy, delroy, deploy, destroy, devroy, digboi, doughboy, ellroy, elroy, emploi, employ, employe, enjoi, enjoy, envoi, estoy, eyetoy, fantroy, farmboy, farm boy, fauntroy, femboy, fermoy, fitzroy, flournoy, gameboy, gilroy, hellboy, henchboy, highboy, hoichoi, homeboy, houseboy, ixoye, joeboy, kagoy, khoikhoi, kill-joy, kilroy, kim-joy, konoye, kouroi, laboy, lacroix, lafoy, lamboy, lavoy, lenvoi, leroi, leroy, lovejoy, malloy, matoi, mccloy, mccoy, mckoy, mcroy, mcvoy, melroy, milroy, mobvoi, monroy, montjoy, montroy, moroi, mountjoy, mulroy, musgoi, mythoi, n-joi, namoi, nesoi, nimoy, nomoi, norroy, northboi, octroi, octroy, old boy, owlboy, pageboy, pak-choi, pakchoi, pakhoi, pithoi, playboy, ploughboy, plowboy, poboy, polloi, pomroy, poor boy, popejoy, psiloi, quemoy, renvoi, rob roy, rocroi, rougecroix, savoy, schoolboy, shamoy, shop boy, spartoi, steamboy, stonebwoy, streymoy, strigoi, suboi, sukhoi, surcloy, synctoy, tallboy, tatsoi, tholoi, toitoi, tolstoi, tolstoy, tomboy, topoi, tsuboi, u-roy, uncoif, vanscoy, ventoy, vickroy, whiteboy, wolf boy, yayoi, zomboy

3 syllables:
aizanoi, albanoi, altar boy, attaboy, backroom boy, ballyvoy, bavaroy, bogazkoy, cabin boy, canticoy, cfroi, charleroi, city boy, college boy, corduroy, cunjevoi, dauphinois, deveroy, diddicoy, didicoy, disemploy, domovoi, domovoy, drummer boy, erminois, errand boy, express joy, eysturoy, fauntleroy, gilderoy, gmroi, golden boy, hoi polloi, honeoye, hors-la-loi, i'itoi, illinois, iroquois, jump for joy, kablooie, kadikoy, kaiapoi, ken mcelroy, kingaroy, lisa joy, littleboy, maccaboy, macintoy, malavoi, malinois, mama's boy, mcavoy, mcelroy, mcevoy, mcilroy, mcinroy, men-yoroi, minicoy, misemploy, mother's boy, nictheroy, niteroi, office boy, omphaloi, oneiroi, overcloy, overjoy, palitoy, polevoi, pomeroy, preemploy, pronephroi, re-employ, real mccoy, redeploy, reemploy, reenjoy, sailor boy, self-destroy, shadertoy, siegfried & roy, sonny boy, stableboy, stanovoi, teddy boy, tinkertoy, unemploy, usdoi, vver-toi, water boy, whipping boy, wonder boy, wood's alloy, xanthochroi, zircaloy

4 syllables:
albert vanhoye, athinganoi, beregovoy, broth of a boy, constantinois, dijon-prenois, frances conroy, grocery boy, helen of troy, james purefoy, kamilaroi, kevin conroy, khalkotauroi, kolomenskoye, leo tolstoy, mackenzie foy, mafiaboy, melanochroi, mesonephroi, messenger boy, metanephroi, nickel alloy, the kid laroi, traveler's joy, turkana boy, underemploy

5 syllables:
andrey zamkovoy, delivery boy, elevator boy, my little old boy, rory mcilroy

6 syllables:
anya taylor-joy, bell uh-1 iroquois, certified lover boy, seeyouspacecowboy

7 syllables:
capital of illinois

2 syllables:
bury, mary, dearie, merry, leary, veery, wary, maori, perry, berry, eerie, quarry, glory, faery, jury, leery, barrie, query, storey, dory, larry, surrey, cowry, ferry, dowry, cheery, fairy, harry, gary, parry, flurry, fury, clary, dairy, theory, marry, scary, lory, blurry, hurry, airy, curry, very, terry, tory, carry, kauri, furry, vary, wherry, weary, erie, hoary, aerie, corrie, murray, barry, tarry, barre, saury, deary, burry, houri, eyrie, gharry, cowrie, curie, hairy, gory, barye, slurry, cherry, story, kerry, lori, prairie, dreary, faerie, scurry, sherry, bleary, teary, jerry, worry, glary, lorry, furore, wiry, cary

3 syllables:
lake erie, remarry, expiry, set theory, sob story, miscarry, short story, sweet cherry, abampere, guinevere, diary, succory, bohr theory, venturi, game theory, inquiry, unwary, hail mary, aweary, group theory, glengarry, savoury, enquiry, old glory, black cherry, ground cherry, filaree, john dory, bird cherry, grand jury, germ theory, canary, kashmiri, denary, missouri, wave theory, contrary, wild cherry

4 syllables:
actuary, overweary, harakiri, dhaulagiri, morning glory, quantum theory, virgin mary, bloody mary, intermarry, tom and jerry, lavaliere, unsavoury, winter cherry, petit jury, sour cherry, special jury, inventory, petty jury, beriberi

5 syllables:
barbados cherry, detective story, memento mori, blue ribbon jury, shaggy dog story, kinetic theory, atomic theory

6 syllables:
maraschino cherry, information theory, economic theory, jerusalem cherry

7 syllables:
probability theory, articulated lorry