bashes, bastes, bats, batters, beats, belabors, belts, birches, bludgeons, buffets, bungs up, clubs, curries, does, drubs, fibs(British), flogs, hammers, hides, laces, lambastes(or lambasts), lashes, lathers, licks, mauls, messes (up), paddles, pelts, pommels, pounds, pummels, punches out, roughs (up), slates, slogs, switches, tans, thrashes, threshes, thumps, tromps, wallops, whales, whips, whops(or whaps), whups

assails, assaults, attacks, besets, boxes, busts, chops, clobbers, clouts, cracks, cudgels, cuffs, descends (on or upon), hits, jumps (on), knocks, lams, lays on, pastes, pounces (on or upon), punches, raids, rushes, slams, slaps, smacks, smashes, socks, spanks, storms, swats, swipes, thwacks, whacks, whams, whompsblackjacks, canes, cowhides, flagellates, fustigates, horsewhips, leathers, pistol-whips, rawhides, scourges, strapsgores, lacerates, woundsmaims, mangles, mutilates

beats up on