Holtz's rhymes with:
waldholtz's, blitzes, chatz's, crovitz's, dershowitz's, gates's, luntz's, martz's, ovitz's, pitts's, reitzes, roberts's, schutz's, shortz's, sitzes, waldholtz's, weintz's
Holtz's sounds like:
halts, health's, healthweek, helds, helots, hilditch, hilts, hiltz, hladik, hladky, holdouts, holds, holiday's, holidays, hollatz, holliday's, hollywood's, holt's, holthaus, holthus, holts, holtz, hult's, hults, hultz