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