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