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