Unprocessed rhymes with:
accessed, incest, accessed, alkahest, altfest, armrest, backrest, bucharest, budapest, canwest, dataquest, envirotest, fieldcrest, finevest, fininvest, goldcrest, grundfest, hardpressed, headrest, healthvest, holmquest, incest, inquest, manifest, marquest, megaquest, outguessed, protest, ridgecrest, sealtest, seaquest, silvercrest, skywest, slugfest
Unprocessed sounds like:
unappreciated, unenforced, unimpressed, university, unverzagt