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