English word nonaggression comes from English aggression, English non-

Detailed word origin of nonaggression

Dictionary entry	Language	Definition
aggression	English (eng)	Hostile or destructive behavior or actions.. The act of initiating hostilities or invasion.. The practice or habit of launching attacks.
non-	English (eng)	Used in the sense of not, to negate the meaning of the word to which it is prefixed.
nonaggression	English (eng)	A lack of aggression.

Words with the same origin as nonaggression