O'shaughnessy rhymes with:
oshaughnessy, oshaughnessy, fennessey, fennessy, hanisee, hennessee, oshaughnessy, shaughnessy, clohessy, fennessey, fennessy, giudice, hallisey, hanisee, hennessee, livesey, morrisey, morrissey, mukasey, oshaughnessy, shaughnessy
O'shaughnessy sounds like:
o'canas, ocanas, occasions, ocean's, oceanic, oceans, ogonyok, okinawans, okoniewski, okonski, oksana's, oozing, oshaughnessy, oshman's, osinski, osmosis, ozanich, ozimek