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