adj. 25B6; adjective
a noisy crowd : ROWDY, clamorous, boisterous, turbulent, rackety; chattering, talkative, vociferous, shouting, screaming.
noisy music : LOUD, fortissimo, blaring, booming, deafening, thunderous, tumultuous, clamorous, ear-splitting, piercing, strident, cacophonous, raucous.
quiet, soft.