: used to prevent or limit aggressive behavior anti-aggression therapy.

What is mean by non aggression?

: not aggressive: such as. a : not marked by or exhibiting aggression nonaggressive animals. b : not marked by forcefulness nonaggressive sales tactics nonaggressive sports. c : not growing, spreading, or developing rapidly nonaggressive tumors.

What belligerence means?

: an aggressive or truculent attitude, atmosphere, or disposition. Synonyms & Antonyms Belligerent, Belligerents, and Belligerence Example Sentences Learn More About belligerence.