robustious
(roh-BUHS-chuhs)- Boisterous; vigorous - Coarse; rough; crude. 
When the meaning of the disturbance became clear to him he placed a hand beside his mouth and shouted: "Hey! Frank!" in such a robustious voice that the feeble clamor of the natives was drowned and silenced.
-- O. Henry, Cabbages and Kings

