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