Here's what rhymes with preventably.
lamentably Words that almost rhyme with preventably
splendidly contentedly sensibly essentially mentally centrally insensibly resentfully heavily heavenly ostensibly terribly severally verily relentlessly acceptably flexibly legibly regrettably respectably testily ineffably senselessly carefully identity therapy density readily destiny penalty seventy specially steadily secondly chemically heresy incidentally respectfully carelessly felony helplessly serenity tenancy dentistry immensity jealously medically merrily recklessly restlessly sesame warily wearily indelibly velvety verity credibly helpfully impeccably fretfully inflexibly portentously retinae selflessly intensity primarily tendency potentially remedy deputy jealousy legacy accidentally expectancy heredity melody parity recipe specialty ascendancy incessantly incredibly leprosy parody rarity tremendously ascendency dreadfully preferentially amenity breathlessly expectantly heraldry inequity regretfully revelry unbearably impetuously indispensably nonentity tenantry unacceptably vasectomy devilry lieutenancy negligee prayerfully reverentially sententiously uneventfully apparently necessity successfully chemistry integrity pregnancy presently prosperity clarity dependency fidelity fundamentally sincerity disparity hegemony peasantry pleasantly brevity indemnity pedigree solemnity clemency hysterectomy marvellously sequentially weaponry celerity clandestinely coincidentally hilarity incrementally mastectomy pedantry providentially biochemically existentially incontestably instrumentally sentimentally tangentially temperamentally unsteadily acerbity deferentially disrespectfully necessarily extremity ordinarily supremacy temporarily arbitrarily discrepancy experimentally polarity posterity transparency dexterity environmentally longevity perplexity convexity exponentially militarily temerity confidentially inexpressibly pleasantry telepathy transparently inclemency tonsillectomy independently popularity similarity solidarity voluntarily chemotherapy psychotherapy conscientiously customarily radiotherapy unsuccessfully biochemistry developmentally secondarily insincerity physiotherapy unpleasantly geochemistry quintessentially complexity familiarity momentarily peculiarity regularity unnecessarily contemptuously subsidiarity irregularity singularity granularity superintendency extraordinarily unfamiliarity