Pounce

Verb

 * 1)  To leap into the air intending to seize someone or something.
 * ''The kitten pounced at the ball I threw to him
 * She pounced on the young man, because she loved him and wanted him for herself.
 * 1)  To attack suddenly.
 * ''I was awakened from a dead sleep by my child pouncing on top of me from out of nowhere.
 * 1)  To eagerly seize an opportunity.
 * I pounced on the chance to get promoted.

Thesaurus
Highland fling, ambush, and jump, attack, belly buster, belly flop, belly whopper, bounce, bound, broad jump, buck, buckjump, cannonball, capriole, cascade, cataract, chute, claws, clear, clutches, collapse, come down, comedown, crash, crash dive, curvet, debacle, declension, declination, defluxion, demivolt, descend, descending, descension, descent, digits, dip down, dive, down, downbend, downcome, downcurve, downfall, downflow, downgrade, downpour, downrush, downtrend, downturn, downward trend, drop, drop down, drop off, dropping, fall, fall down, fall off, fall upon, falling, fangs, fingernails, fingers, flying jump, gainer, galliard, gelandesprung, go down, go downhill, grand jete, gravitate, gravitation, hands, handspring, header, high jump, hippety-hop, hooks, hop, hurdle, inclination, jackknife, jaws, jete, jig, jump, jump at, jump on, jump over, jump shot, jump turn, jump-hop, jump-off, lavolta, leap, leap over, leapfrog, long jump, lose altitude, mandibles, maxillae, meathooks, mitts, morris, mug, nails, negotiate, nippers, nose dive, nose-dive, overjump, overleap, overskip, palm, parachute, parachute jump, pincers, pitch, plop, plummet, plummeting, plump, plunge, plunk, pole vault, pounce on, pounce upon, pounces, pour down, power dive, precipitate, rain, rapids, running broad jump, running dive, running high jump, saut de basque, ski jump, skin-dive, skip, sky dive, sky-dive, sound, spring, spring upon, start, start aside, start up, stationary dive, steeplechase, stoop, strike, swan dive, swoop, swoop down, swoop down on, swoop down upon, take a header, take by surprise, talons, teeth, tour jete, trend downward, unguals, ungulae, updive, upleap, upspring, vault, waterfall