Rosten rhymes with:
crossan, crosson, rosson, aasen, bossen, chiasson, claassen, closson, crossan, crosson, fossen, glosson, johson, josten, klaassen, maassen, osten, rosson, vanfossan, vanfossen, wason
Rosten sounds like:
ragtime, reaction, recitation, recoton, rectum, rejection, requisition, restaino, restitution, reston, resuscitation, ricadonna, richstone, richton, rigatoni, rigdon, risden, risdon, riston, rocketdyne, roston, roughton, royston, rushton, rustin, ruston