1 syllable:
-sized, prised, prized, seised, sized, vised, wised

2 syllables:
abscised, advised, agnized, apprised, apprized, assized, baptised, baptized, bear-sized, bite-sized, capsized, chastised, cognised, cognized, comprised, cottised, demised, dentized, despised, devised, disguised, disprized, disseised, downsized, excised, fair-sized, full-sized, good-sized, grape-sized, grecized, incised, king-sized, kyanised, kyanized, life-sized, mainprised, man-sized, midsized, misprized, odized, outsized, papized, pea-sized, pint-sized, plus-sized, prevised, quantized, queen-sized, reprised, resized, revised, rightsized, stylised, stylized, surmised, surprised, unprized, unrisd, unsized

3 syllables:
abatised, advertised, advertized, affranchised, aggrandised, aggrandized, agonised, agonized, alchemized, alkalized, amortised, amortized, analysed, analyzed, anglicised, anglicized, anodised, anodized, aphorized, apple-sized, arabized, arborized, atomized, authorised, authorized, autolyzed, azotized, balkanized, barbarized, bastardised, bastardized, bestialized, black-a-vised, botanized, bowdlerised, breathalysed, breathalyzed, brutalised, brutalized, burglarized, burnettized, canalised, canalized, canonised, canonized, caponised, caponized, capsulized, carbonised, carbonized, carburised, carnalized, catalyzed, catechized, centralised, centralized, channelized, cherry-sized, christianised, christianized, cicatrised, circumcised, circumcized, civilised, civilized, classicized, climatized, cocainized, colonised, colonized, colorized, communized, compromised, concertized, concretised, concretized, cookie-sized, creolized, criticised, criticized, crystalised, crystalized, crystallised, crystallized, curarized, customised, customized, cutinized, dastardized, deionized, demonised, demonized, deputised, deputized, detonized, dialyzed, digitised, digitized, diphthongized, disfranchised, divinized, dogmatized, dramatised, dramatized, dualized, ebonized, edenized, egotized, emblemized, empathised, empathized, emphasised, emphasized, energised, energized, enfranchised, engine-sized, equalised, equalized, ergotized, eternised, eternized, etherized, eulogised, eulogized, euphemized, euthanised, euthanized, exercised, exorcised, exorcized, expertized, fabulized, factorized, fantasised, fantasized, faradized, federalized, feminized, ferret-sized, fertilised, fertilized, fetishized, feudalized, finalised, finalized, fluidized, focalised, focalized, formalised, formalized, formulized, fossilised, fossilized, fragmentized, fraternised, fraternized, gallicised, gallicized, galvanised, galvanized, generalised, generalized, germanised, germanized, ghettoised, ghettoized, glamourized, globalised, globalized, gluttonized, gormandised, gormandized, gospelised, gospelized, gothicized, gourmandized, grangerized, harmonised, harmonized, heathenized, hellenized, hepatized, heroized, hierarchized, human-sized, humanised, humanized, hybridised, hybridized, hydrolyzed, hypnotised, hypnotized, iconized, idolised, idolized, ill-advised, ill-disguised, immunised, immunized, improvised, infamized, iodised, iodized, ionised, ionized, iridized, ironized, islamized, itemised, itemized, jeopardised, jeopardized, journalized, kiwi-sized, laicised, laicized, latinised, latinized, legalised, legalized, lethargized, liberalized, lionised, lionized, liquidised, liquidized, localised, localized, maderized, magnetised, magnetized, marbleised, marbleized, martialized, matronized, maximised, maximized, mechanised, mechanized, melodized, memorised, memorized, mercerized, merchandised, merchandized, mesmerised, mesmerized, metalized, metallised, metallized, metastized, methodized, micronized, middle-sized, minimised, minimized, mirandized, misadvised, mobilised, mobilized, modernised, modernized, moisturised, moisturized, monetised, monetized, mongrelized, moralised, moralized, motorised, motorized, mysterized, narcotized, nasalised, nasalized, nationalised, nationalized, naturalised, naturalized, nebulised, nebulized, necrotized, neutralised, neutralized, nonionised, nonionized, normalised, normalized, notarised, notarized, not surprised, novelized, odorized, opalized, optimized, organised, organized, ostracised, ostracized, oxidised, oxidized, ozonized, paganised, paganized, palletized, panelized, paralyzed, pasteurised, pasteurized, patronised, patronized, pauperised, pauperized, penalised, penalized, peptonized, phosphorized, plagiarised, plagiarized, plasmolyzed, plasticised, plasticized, platinized, platonized, pocket-sized, podzolized, poetized, polarized, pollenized, posterized, potentized, preconized, prelatized, pressurised, pressurized, privatised, privatized, publicised, publicized, pulverised, pulverized, pyrolyzed, racialized, randomised, randomized, rasterized, rationalised, realised, realized, recognised, recognized, rhapsodised, rhapsodized, robotized, romanized, routinized, rubberised, rubberized, rufusized, ruggedized, ruralised, ruralized, russianized, saccharized, sacralized, sanforized, sanitised, sanitized, satirised, satirized, scandalised, scandalized, schematized, schismatized, sclerotized, scrutinised, scrutinized, self-devised, sensitised, sensitized, sermonized, signalised, signalized, simonized, sinicized, slenderized, socialised, socialized, solarized, solemnised, solemnized, specialised, specialized, stabilised, stabilized, standardised, standardized, sterilised, sterilized, stigmatised, stigmatized, suberised, suberized, subsidised, subsidized, subtilised, subtilized, sulfurized, summarised, summarized, supersized, supervised, supervized, syllogized, symbolised, symbolized, symmetrized, sympathised, sympathized, symphonized, synchronised, synchronized, syncretized, synkronized, synopsized, synthesised, synthesized, synthetized, systemized, tantalised, tantalized, televised, temporised, temporized, tenderized, terrorised, terrorized, tetanised, tetanized, texturized, theorised, theorized, thermalized, tokenized, totalized, tranquilized, tranquilliized, traumatised, traumatized, trivialised, trivialized, tympanized, tyrannized, unadvised, unapprised, unbaptized, unchastised, undersized, undisguised, unfranchised, unionised, unionized, unitised, unitized, unpromised, unrevised, unsurprised, urbanised, urbanized, utilised, utilized, valorized, vandalised, vandalized, vaporised, vaporized, vapourised, varisized, vectorized, velarized, verbalised, verbalized, vernalized, villanized, visualised, visualized, vitalised, vitalized, vocalised, vocalized, volcanized, vulcanised, vulcanized, vulgarized, weaponized, well-advised, westernised, westernized, winterized, womanised, womanized

4 syllables:
absolutized, accessorised, accessorized, acclimatised, acclimatized, achromatized, actualised, actualized, adrenalized, aerobicized, aerosolized, aestheticized, africanized, albumenized, allegorized, alphabetised, alphabetized, aluminised, aluminized, anaesthetized, analogized, anatomized, anesthetized, animalized, annualised, annualized, annuitised, annuitized, anonymized, antagonised, antagonized, anthologized, apologised, apologized, apostatized, apostrophized, arabicized, aromatized, aryanized, automatized, bituminized, bowdlerized, bureaucratized, cannibalised, cannibalized, capitalised, capitalized, caramelised, caramelized, catabolized, categorised, categorized, catheterized, catholicized, characterized, circularized, collectivised, collectivized, commercialised, commercialized, communalized, computerised, computerized, conceptualised, conceptualized, containerised, containerized, contemporized, corporatized, criminalised, criminalized, cross-fertilized, decarbonized, decentralized, decimalized, decolonized, decolorised, decolorized, dehumanised, delocalised, delocalized, demagnetised, demagnetized, demephitized, demobilized, democratised, democratized, demonetised, demonetized, demoralised, demoralized, denaturalized, denaturised, denaturized, deodorized, deoxidized, depersonalised, depersonalized, depolarized, depressurized, derealized, derecognized, desacralized, desensitised, desensitized, destabilised, destabilized, detribalized, devitalised, devitalized, diabolized, dichotomized, digitalized, disenfranchised, disorganised, disorganized, doxologized, economised, economized, elasticised, elasticized, electrolyzed, emblematized, enigmatized, epipolized, epitomised, epitomized, eroticized, eternalised, eternalized, euhemerized, evangelised, evangelized, extemporised, extemporized, externalised, externalized, familiarised, familiarized, fanaticized, fictionalised, fictionalized, formularized, fractionalized, gelatinised, gelatinized, hispanicized, homogenised, homogenized, homologized, hospitalised, hospitalized, hydrogenized, hyperbolized, hypostatized, hypothesised, hypothesized, idealised, idealized, illegalized, immobilised, immobilized, incentivised, incentivized, infantilized, initialized, inorganized, internalised, internalized, isomerized, italianized, italicised, italicized, keratinised, keratinized, labialized, latibulized, legitimised, legitimized, lexicalised, lexicalized, linearized, literalized, lobotomized, lyophilized, macadamized, marginalised, marginalized, masculinized, matastisized, mediatized, medicalized, medium-sized, metabolized, metastasised, metastasized, metathesized, militarised, militarized, mineralized, miniaturised, miniaturized, minimalized, misrecognized, moderate-sized, modularized, monologized, monopolised, monopolized, mutagenized, mythologized, neologized, neoterized, nitrogenized, nominalized, non-unionized, nonunionised, nonunionized, objectivised, objectivized, officialised, officialized, oxygenized, palatalised, palatalized, parallelized, paralogized, parasitized, parenthesized, peroxidized, personalised, personalized, phagocytised, phagocytized, philosophized, phlebotomized, plane-polarized, plebeianized, polemicized, politicised, politicized, polymerised, polymerized, popularised, popularized, porcelainized, potentialized, prioritised, prioritized, propagandised, propagandized, proselytised, proselytized, provincialized, psychologized, puritanized, pythagorized, radicalized, rationalized, reanalyzed, reauthorized, recrystallized, regionalized, regularized, relativized, remerchandised, renormalized, reorganised, reorganized, reprivatized, revitalised, revitalized, ritualised, romanticised, romanticized, sectionalised, sectionalized, securitized, segmentalized, self-fertilised, self-fertilized, sensualized, serialised, serialized, serpentinized, sexualised, siliconized, skeletonised, skeletonized, soliloquised, soliloquized, solubilized, sovietized, spiritualized, substantialized, suburbanised, suburbanized, subvitalized, synonymized, systematized, tabularized, tautologized, theologized, transistorised, transistorized, un-romanized, unamortized, unanalysed, unanalyzed, unauthorised, unauthorized, uncircumcised, uncompromised, uncrystallised, uncrystallized, unenfranchised, unequalised, unequalized, unexercised, unfertilised, unfertilized, unimmunized, unmechanised, unmechanized, unmodernised, unmodernized, unmoralized, unmotorised, unmotorized, unnaturalised, unnaturalized, unnormalised, unorganised, unorganized, unpasteurised, unpasteurized, unpatronised, unpatronized, unpolarized, unrealised, unrealized, unrecognised, unrecognized, unspecialised, unspecialized, unstandardized, unsterilised, unsterilized, unsubsidized, unsupervised, unsynchronised, unsynchronized, unutilized, unverbalised, unverbalized, unvulcanised, unvulcanized, vascularized, vasectomized, verticalized, volatilised, volatilized, well-organized, wind-fertilized

5 syllables:
americanised, americanized, anagrammatized, anathematized, anthropomorphized, apotheosized, arterialized, attitudinized, bromoiodized, collateralized, compartmentalised, contextualised, contextualized, conventionalised, conventionalized, decriminalised, decriminalized, dehydrogenized, delegitimized, demilitarised, demilitarized, demineralized, demythologised, demythologized, denationalized, denuclearized, departmentalized, depoliticised, depoliticized, economy-sized, emotionalised, emotionalized, etherealized, etherialised, europeanised, europeanized, exteriorized, hectocotylized, hyperpolarized, hypersensitised, hypersensitized, hyposensitized, hysterectomised, hysterectomized, illiberalized, imperialized, impersonalized, industrialised, industrialized, insolubilized, interiorized, irrationalised, irrationalized, legitimatized, materialised, materialized, memorialised, memorialized, metagrabolised, metagrabolized, metagrobolised, metagrobolized, mischaracterized, municipalized, occidentalized, orientalized, overdramatized, overemphasised, overemphasized, overspecialized, paradigmatized, parameterized, particularized, pedestrianised, pedestrianized, phenomenalized, photosensitized, photosynthesised, photosynthesized, professionalised, professionalized, psychoanalyzed, recapitalised, recapitalized, revolutioniezed, revolutionised, revolutionized, sectarianized, self-actualized, semi-christianized, semicivilized, sensationalised, sensationalized, sentimentalised, sentimentalized, supersensitised, supersensitized, transcendentalized, uncategorized, uncommercialised, uncommercialized, underutilised, underutilized, unhomogenised, unhomogenized, universalized, unsystematized, vocationalized

6 syllables:
cosmopolitanized, deindustrialized, dematerialised, editorialised, editorialized, hyperoxygenized, hypophysectomised, hypophysectomized, immaterialized, immuno-compromised, immunocompromised, institutionalised, intellectualised, internationalised, microminiaturized, overcapitalized, overgeneralized, territorialized, undercapitalised, undercapitalized, unindustrialised, unindustrialized, unitarianized

7 syllables:
noninstitutionalised, noninstitutionalized