Fenno rhymes with:
angeleno, benno, briceno, briseno, carreno, cedeno, centeno, denno, eno, escareno, leno, mareno, renno, saraceno, speno, steno, ueno, visenteno, zermeno
Fenno sounds like:
fabian, fabiani, fabiano, fabien, fahmy, fain, fama, fame, famine, fan, fane, fann, fannie, fannin, fannon, fanny, faubion, fauna, fawn, fayanne, fayme, fayne, feehan, feeney, feeny, fehn, fein, feinman, fema, femia, femina, feminine, femme, fen, fenian, fenn, fennema, fenney, fenway, feyen, feynman, fianna, fiene, fima, fin, fina, finan, fine, fineman, fini, finian, finn, finnan, finne, finney, finnie, fino, fiona, fm, foam, foamy, fomon, fone, foppiano, fume, fumi, fumio, fun, funny