平へい和わ主しゅ義ぎ者しゃ

noun

pacifist

A person who advocates peace and opposes war or violence as a matter of principle.

• 彼かれは熱ねっ心しんな平へい和わ主しゅ義ぎ者しゃで、戦せん争そうには絶ぜっ対たい反はん対たいだ。

  He is a devoted pacifist and is absolutely opposed to war.