advance, assault, beak, bear, bear upon, bearing, boost, bowl, brush, buck, bull, bulldoze, bump, bump against, butt, butt against, chuck, cram, crowd, dab, dig, drive, driving force, elbow, fillip, flick, flip, flirt, force, forward, goad, graze, head, hurtle, hustle, impel, impulsion, jab, jam, jog, joggle, jolt, jostle, motive power, move, nudge, pat, peck, pedal, pick, pile drive, poke, pole, press, pressure, prod, propel, propelling, propelment, propulsion, pulsion, punch, push, pushing, ram, ram down, rap, rattle, roll, row, run, run against, shake, shoulder, shove, shoving, shunt, snap, stress, sweep, sweep along, tamp, tap, thrust, tickle, tip, touch, treadle, troll, trundle, whisk