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