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