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