vociferous (adj.) Look up vociferous at Dictionary.com
1610s, from Latin vociferari "to shout, yell, cry out," from vox (genitive vocis) "voice" (from PIE root *wekw- "to speak") + stem of ferre "to carry," from PIE root *bher- (1) "to carry," also "to bear children." Related: Vociferously; vociferousness.