Synonyms and related words :
Niagara, antelope, arrow, belch, blue darter, blue streak, burst, cannonball, cascade, cataclysm, cataract, courser, dart, debouchment, deluge, dissiliency, eagle, effusion, electricity, eructation, eruption, express train, flare-up, flash, flood, flooding, flow, fresh, freshet, gazelle, greased lightning, greyhound, gush, gushing, hare, inundation, jet, jet plane, light, lightning, mercury, outbreak, outburst, outpouring, overflow, pour, quicksilver, rapids, river, rocket, rush, scared rabbit, shot, spate, spew, spurt, streak, streak of lightning, stream, striped snake, swallow, thought, thunderbolt, tide, volcan, waterflood, wind