Nisbett rhymes with:
naisbitt, nesbit, abbitt, babbit, babbitt, bobbett, bobbitt, cobbett, cohabit, corbet, corbett, corbit, corbitt, cubit, debit, deorbit, doubet, exhibit, gambit, garbett, hibbett, kilobit, megabit, naisbitt, nesbit, nesbitt, obit, rabbitt, ribbit, tarbet, tebbit, tibbett, torbett, tribbett, turbett
Nisbett sounds like:
naisbitt, nesbit, nesbitt, nisbet