Mcgovern's rhymes with:
governs, governs, caverns, governs, severns, taverns, caverns, cisterns, cockburn's, eastern's, governs, hepburn's, interns, irons, lanterns, moderns, northern's, northwestern's, patterns, rathburne's, saturn's, saturns, severns, southeastern's, southern's, swinburne's, swinburnes, taverns, western's, westerns