Oshman rhymes with:
ashman, buschman, buschmann, bushman, cashman, crishman, cushman, dishman, englishman, englishmen, eschmann, fischman, fleischman, fleischmann, fleishman, fleshman, freshman, frishman, gershman, grishman, harshman, hashman, heishman, hershman, hibshman, hirschman, hirschmann, hirshman, irishman, ishman, kirschman, leishman, lishman, marshman, reischman, tishman
Oshman sounds like:
o'cana, o'guin, o'guinn, o'hagan, o'kane, o'keson, o'quinn, oakman, ocain, ocana, occasion, occhino, ocean, oceana, oceania, ocon, ogan, ogoni, oguin, oguinn, ohagan, okane, okano, okasan, oken, okeson, okin, okinawa, okon, oksana, okuma, okun, okuno, oquin, oquinn, osama, osamu, oshima, osman, osmena, osmium, osmon, osmun, ossman, osuna, oxen, oxman, oxygen, ozanne, ozmun, ozone, ozuna