Here's what rhymes with personify.
high thy vi hi shy sigh fi hy thigh vie psi hai cy fy sy thei phi by my why die lie y buy fly sky guy tie bi bye chi dye nigh pi pie spy thai certify dei fry ly quae rye sly ty wir awry lye mai muy nai wry kai lai luy mei tai wai ramify sty ossify horrify stye mummify shanghai slier apply dry try cry satisfy modify defy signify verify notify ply underlie alibi amplify diversify magnify nullify pacify pry ratify samurai tri trie unify falsify pri untie edify mollify acidify aquae bonsai deify spry amebae turfy lanai versify banzais dandify supply thereby deny imply justify nearby occupy rely hereby qualify specify alkali classify simplify testify butterfly glorify gratify fortify standby belie lullaby termini terrify typify amoebae codify dignify overlie vilify firefly mystify stratify stultify vivify calcify reunify stupefy dissatisfy overfly scarify scurfy vitrify beatify speechify overbuy yuppify identify reply stimuli whereby clarify comply nuclei goodbye purify quantify alveoli rectify decry disqualify pupae solidify crucify descry liquefy mortify detoxify retry ultrahigh blowfly emulsify misapply petrify liquify barfly declassify hyperbolae prettify ripply syllabify solemnify multiply exemplify intensify beautify indemnify objectify oversupply resupply demystify dragonfly preoccupy triply revivify transmogrify drachmai gentrify refortify oversimplify electrify reclassify cumuli misidentify