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