barrage

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

examine, grill, interrogate, pump, query, question, quiz

debrief

cross-examine

catechize

annoy, harass, hound, pester

flood, inundate