Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

276. Impulse — N. impulse, impulsion, impetus; momentum; push,

pulsion†, thrust, shove, jog, jolt, brunt, booming, boost [U.S.], throw; explosion &c (violence) 173; propulsion &c 284. percussion, concussion, collision, occursion†, clash, encounter, cannon, carambole†, appulse†, shock, crash, bump; impact; elan; charge &c (attack) 716; beating &c (punishment) 972. blow, dint, stroke, knock, tap, rap, slap, smack, pat, dab; fillip; slam, bang; hit, whack, thwack; cuff &c 972; squash, dowse, swap, whap†, punch, thump, pelt, kick, punce†, calcitration†; ruade†; arietation†; cut, thrust, lunge, yerk†; carom, carrom†, clip [Slang], jab, plug [Slang], sidewinder [U.S.], sidewipe†, sideswipe [U.S.]. hammer, sledge hammer, mall, maul, mallet, flail; ram, rammer†; battering ram, monkey, pile-driving engine, punch, bat; cant hook; cudgel &c (weapon) 727; ax &c (sharp) 253. [Science of mechanical forces] dynamics; seismometer, accelerometer, earthquake detector. V. give an impetus &c n.; impel, push; start, give a start to, set going; drive, urge, boom; thrust, prod, foin [Fr.]; cant; elbow, shoulder, jostle, justle†, hustle, hurtle, shove, jog, jolt, encounter; run against, bump against, butt against; knock one's head against, run one's head against; impinge; boost [U.S.]; bunt, carom, clip y; fan, fan out; jab, plug [Slang]. strike, knock, hit, tap, rap, slap, flap, dab, pat, thump, beat, blow, bang, slam, dash; punch, thwack, whack; hit hard, strike hard; swap, batter, dowse†, baste; pelt, patter, buffet, belabor; fetch one a blow; poke at, pink, lunge, yerk†; kick, calcitrate†; butt, strike at &c (attack) 716; whip &c (punish) 972. come into a collision, enter into collision; collide; sideswipe; foul; fall foul of, run foul of; telescope. throw &c (propel) 284. Adj. impelling &c v.; impulsive, impellent†; booming; dynamic, dynamical; impelled &c v.. Phr. a hit, a very palpable hit [Hamlet].