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