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