Synonym of BELLIGERENT

Reasonable : having sound judgement; fair and sensible.
Aggressive : ready or likely to attack or confront; characterized by or resulting from aggression.
Generous : showing a readiness to give more of something, especially money, than is strictly necessary or expected.
Pacifist : a person who believes that war and violence are unjustifiable.
Belligerent : hostile and aggressive.

Synonym of Belligerent is Aggressive