2 syllables:
bittie, bitty, chitty, citee, citi, citie, city, clytie, cytty, ditty, flitty, gitty, gritty, hittie, hitty, itty, it he, jitty, kitti, kittie, kitty, kriti, litty, mihty, miltie, mittie, mitty, nitie, nitty, pittie, pitty, pity, pretty, skitty, slitty, smitty, smriti, spitty, spriti, twitty, vittae, whitty, whity, witty, zitty

3 syllables:
aditi, admit he, calvitie, chris whitty, commitee, committee, mcquitty, owl city, permittee, remittee, simcity, sioux city, tarditi, teamcity, tri-city, uncity, unwitty, with pity

4 syllables:
afiniti, alacritty, anglicity, apricity, aqueity, carson city, central city, clericity, cubicity, egoity, febricity, feudality, fugacity, fulginiti, futurity, holy city, inner-city, inner city, intercity, itty-bitty, kansas-city, kansas city, laicity, laminitis, lanai-city, lanai city, linguality, lithotrity, little-bitty, lubricity, manusmriti, megacity, motor city, new-york-city, new york city, nitty-gritty, nugacity, obecity, proto-city, quebec city, retinitis, rhythmicity, rubricity, salacity, salt lake city, seismicity, sequacity, sphericity, stoicity, subcommittee, supercity, tendinitis, ticketcity, verticity, vikkikitty, windy city

5 syllables:
atlantic city, atomicity, bartholinitis, catholicity, celestial city, cylindricity, deciduity, ellipticity, endemicity, eternal city, ethics committee, finance committee, forbidden city, genericity, heavenly city, historicity, ho chi minh city, idiocity, impudicity, jefferson city, kowloon walled city, lolita city, luxembourg city, meteorcity, mexico city, mutuality, new taipei city, panama city, pneumaticity, prolificity, sex and the city, skyscrapercity, standing committee, steering committee, stochasticity, vatican city

6 syllables:
allotropicity, chorioretinitis, citizens committee, guatemala city, hydrophobicity, neuroretinitis, oklahoma city, periodicity, peritendinitis, perivaginitis, scientificity, vigilance committee, ways and means committee, welcoming committee

7 syllables:
boroughs of new york city, choroidoretinitis, lovestruck in the city, polysyllabicity

8 syllables:
russian olympic committee

9 syllables:
belarus olympic committee, national olympic committee, political action committee

3 syllables:
skillfully, visibly, timpani, symphony, synchrony, visually, tiffany, tinselly, whiffletree, infamy, flippancy, stringency, sympathy, viciously, wicopy, timothy, willowy, stickily, dimity, dittany, signally, wiggly, ministry, fixity, fidgety, instantly, vividly, filigree, brilliancy, litany, spitefully, symmetry, trilogy, brilliantly, stingily, finicky, trinity, brittany, imagery, instancy, villainy, bigotry, dismally, industry, fiscally, wilfully, flippantly, bigamy, dingily, mistily, rickety, dignity, willfully, tripoli, whippletree, differently, finitely, timidly, minutely, sicily, swingletree, infancy, piquancy, italy, syncope, chivalry, infantry, giddily, dizzily

4 syllables:
polygyny, proclivity, sufficiently, futility, viscidity, magistracy, benignancy, proficiency, facsimile, hostility, captivity, vicinity, gravimetry, torridity, indignity, salinity, antiquity, malignancy, invisibly, contingency, auspiciously, virility, utility, implicitly, solidity, resiliency, rigidity, liquidity, acidity, obstinately, rapidity, perniciously, tumidity, vapidity, aridity, astringency, fluidity, humidity, timidity, turbidity, fragility, civility, antistrophe, ambitiously, affinity, antipathy, deficiency, officially, initially, fertility, delinquency, sapidity, sweet cicely, asynchrony, polyphony, senility, deliciously, infinity, torpidity, epiphany, soliloquy, docility, ability, religiously, flaccidity, abysmally, pasigraphy, miserably, polygamy, tepidity, proximity, avidity, growth industry, limpidity, antigone, sufficiency, explicitly, turgidity, festivity, placidity, literally, activity, immorally, consistently, liberally, validity, mobility, prolixity, amphictyony, culicidae, agility, somniloquy, viridity, nobility, ductility, asymmetry, consistency, propitiously, morbidity, efficiency, debility, divinity, nativity, epitome, efficiently, calligraphy, exigency, irritably, personalty, pertinency

5 syllables:
intermittency, self-sufficiency, cucurbitaceae, alkalimetry, expeditiously, inauspiciously, exiguity, insufficiency, contractility, insufficiently, conditionally, relativity, creativity, unofficially, alkalinity, surreptitiously, masculinity, meretriciously, inefficiency, originally, pellucidity, probability, supersymmetry, artificially, conductivity, injudiciously, volatility, holy trinity, deliberately, magnanimity, legibility, negativity, versatility, invalidity, peripherally, additionally, insipidity, intrepidity, femininity, inutility, calorimetry, feasibility, aborigine, inconsistency, unanimity, promiscuously, viability, fortuitously, traditionally, service industry, flexibility, possibility, productivity, irresistibly, inefficiently, unchristianly, avariciously, reactivity, colorimetry, capability, selectivity

6 syllables:
compatibility, radial symmetry, idiosyncrasy, invisibility, superciliously, susceptibility, reliability, individually, amiability, unequivocally, muscular dystrophy, availability, chemical industry, malleability, apocynaceae, perfectibility, joint probability, acceptability, mental deficiency, neuropsychiatry, responsibility, public utility, applicability, pusillanimity, irritability, adaptability, palatability, unconditionally, admissibility, insensitivity, ignominiously

7 syllables:
superconductivity, juvenile delinquency, inaccessibility, sexual activity, relative humidity, bilateral symmetry, comprehensibility, irresponsibility, radioactivity, lactobacillaceae, automobile industry, photoconductivity, special relativity

8 syllables:
theory of relativity, general relativity