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