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