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