Engage in rough-and-tumble activity
An environment of rough activity
Rough activity; fighting or brawling; a fight.
A person who characteristically engages in such activity
active, vigorous and rough, with the possibility of harm
highly competitive
To affect with vibratory motion; to set in vibration.
To use vibrato.
To brandish; to swing to and fro.
To resonate.
To shake with small, rapid movements to and fro.
To mark or measure by moving to and fro.
The setting, on a portable electronic device, that causes it to vibrate rather than sound any (or most) needed alarms.