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