What rhymes with horsebacker

attacker, backtracker, barebacker, blacker, clacker, claquer, counterattacker, feedbacker, flaker, greenbacker, hacker, horsebacker, jacker, lakher, macer, quacker, racker, sacer, sacker, shacker, stacker, switchbacker, tacker, thwacker, unpacker, whacker, wisecracker, wracker