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