Oarsman rhymes with:
outdoorsman, outdoorsman, backwoodsman, bertelsmann, bozeman, bozman, brozman, cheeseman, cheesman, chrismon, cozman, creasman, crismon, desman, dowsman, esmine, glanzman, guzman, headsman, heinzman, heinzmann, hilsman, hinzman, holzman, holzmann, jasmine, jazzmen, jonsman, klansmen, kunzman, landsman, lisman, ombudsman, osmun, outdoorsman, ozmun, roseman, rozman, salesman, salzman, salzmann, schatzman, schutzman, seedsman, sleasman, suzman, tasman, tempelsman, townsman, tradesmen, weizman, weseman, wesemann, wibbelsman, wiesman, wiseman, wisman, woodsmen
Oarsman sounds like:
oregan, oregano, oregon, oregonian, organ, organum, orgasm, origin, orkem, orkin, orkney, orrison, orsini, orsino, orson