Synonyms and related words :
belly buster, belly flop, belly whopper, brolly, cannonball, chute, crash dive, dive, drogue chute, drop, fall, gainer, harness, header, jackknife, nose dive, pack, parachute, pitch, plunge, pounce, power dive, running dive, shroud lines, sky dive, stationary dive, stoop, swan dive, swoop, umbrella, vent