Abusive

Wrongly used; perverted; misapplied.

Given to misusing; also, full of abuses.

Practicing abuse; prone to ill treat by coarse, insulting words or by other ill usage; as, an abusive author; an abusive fellow.

Containing abuse, or serving as the instrument of abuse; vituperative; reproachful; scurrilous.

Tending to deceive; fraudulent; cheating.