Synonyms and related words :
appulse, backfire, backlash, backlashing, bang, bang into, boomerang, bounce, bounce back, bound, bound back, brunt, bulldozing, bulling, bump, bump into, cannon, cannon off, carambole, carom into, clash, collide, collision, come into collision, concuss, concussion, confront each other, contrecoup, crack up, crack-up, crash, crash into, crump, crunch, dap, dash into, encounter, fall foul of, fly back, foul, glance, graze, hammering, have repercussions, hit, hit against, hurt, hurtle, impact, impinge, impingement, kick, kick back, kickback, knock, knock against, lash back, mauling, meet, meeting, onslaught, percuss, percussion, ramming, rebound, rebuff, recalcitrate, recalcitration, recoil, repercuss, repercussion, repulse, resile, resilience, ricochet, run into, shock, sideswipe, skim, skip, slam into, sledgehammering, smack into, smash, smash into, smash up, smash-up, smashing, snap back, spring, spring back, strike, strike against, thrusting, whomp