Here's what rhymes with nisnn.
isn Words that almost rhyme with nisnn
asceticism aestheticism athleticism estheticism in min inn eqn ine ihn been sin thin win tin chin kin pin bin din fin gin kiln lin syn yin cine hin kine shin vin villein jinn djinn skin spin twin akin grin sayin quin within begin therein wherein herein tryin condign pinyin shebeen violin chagrin journeymen porcine underpin bearskin bogeymen boogeymen mandolin