blitz

broadside, earful

avalanche, burst, cataclysm, cataract, deluge, discharge, engulfment, flood, flood tide, flush, gush, inundation, outburst, outflow, outpouring, overflow, rash, spate, surge, torrent

current, river, stream, tide

excess, glut, overabundance, overage, overkill, overmuch, oversupply, superabundance, superfluity, surfeit, surplus

ambush

counteraggression, counterassault, counterattack, counteroffensive, counterstrike

sally, sortie

envelopment, flanking

breakthrough, foray, incursion, invasion

pillage, ravage, sack

air raid, bombardment, bombing

siege, storm

barrage, cannonade, fusillade, hail, salvo, volley

whammy

assault, attack, maneuver, march, offensive

action, bid, enterprise, initiative, mission, project, undertaking