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