loud, stentorian, earsplitting, raucous, strident mean marked by intensity or volume of sound. loud applies to any volume above normal and may suggest undue vehemence or obtrusiveness.
//loud shouts of protest stentorian implies great power and range.
// an actor with a stentorian voice earsplitting implies loudness that is physically discomforting.
// the earsplitting sound of a siren raucous implies a loud harsh grating tone, especially of voice, and may suggest rowdiness.
// the raucous shouts of drunken revelers strident implies a rasping discordant but insistent quality, especially of voice.
// the strident voices of hecklers