In children, cruelty to animals, bullying behavior, impulsivity or explosions of anger, social isolation, and poor school performance may be, in some cases, early signs of
[pharmacypedia.org]
While only a very small percentage of people with antisocial personality traits — such as frequent aggressive behaviors, social isolation and a tendency to break rules — are
[draxe.com]
The term antisocial may be confusing to the lay public, as the more common definition outside of clinical usage is an individual who is a loner or socially isolated.
[theravive.com]