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