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