Deteriorated rhymes with:
ameliorated, accelerated, adulterated, ameliorated, aspirated, cogenerated, commemorated, corroborated, decelerated, degenerated, deliberated, enumerated, eviscerated, exasperated, exhilarated, exonerated, federated, inaugurated, incarcerated, incinerated, invigorated, liberated, moderated, obliterated, proliferated, redecorated, refrigerated, regenerated, reinvigorated, reiterated, reverberated, unadulterated, unenumerated, unincorporated, unsaturated, venerated
Deteriorated sounds like:
dared, darity, dart, darted, darth, dartt, darty, dearth, dehart, dehydrate, dehydrated, derida, deride, derided, derward, deteriorate, deterred, detert, detoured, detroit, dewaard, dewart, deweerd, diehard, diorite, dirt, dirty, doherty, dorado, dorette, doretti, dority, dorotea, dorothea, dorothy, dort, dorta, dorthea, dorthy, dorward, dorwart, drawdy, dread, dreaded, dred, dredd, drewett, dried, droddy, druid, duarte, duhart, durette, durrett, durward