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