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