A person who characteristically engages in such activity
An environment of rough activity
Rough activity; fighting or brawling; a fight.
active, vigorous and rough, with the possibility of harm
highly competitive
Engage in rough-and-tumble activity
A contortion of the body in an attempt to escape or to perform a difficult task.
Strife, contention, great effort.
To strive, to labour in difficulty, to fight (for or against), to contend.
To strive, or to make efforts, with a twisting, or with contortions of the body.