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