What rhymes with attacker

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