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