Benigna rhymes with:
adragna, alagna, bentivegna, brogna, castagna, cigna, cygne, hegna, lamagna, magna, megna, mignogna, montagna, signa, spagna, vigna
Benigna sounds like:
bahnsen, bangemann, banken, bankson, beenken, behnken, bencomo, benign, benigno, benjamin, benjimen, bennigan, bennison, bensen, benskin, bensman, benson, benzene, benzine, bianchini, bianconi, bingaman, bingham, bingman, bongjin, boomsma