active, vigorous and rough, with the possibility of harm
highly competitive
An environment of rough activity
Rough activity; fighting or brawling; a fight.
A person who characteristically engages in such activity
Engage in rough-and-tumble activity
Fierce, loud, strident.
Sharp or keen to the senses.
Having a shrill voice.
High-pitched and piercing.
To make a shrill noise.
A shrill sound.