pacifist
definition
a person who believes that war and violence are unjustifiable
example
As a lifelong pacifist, she denounced all forms of violence and advocated for peaceful resolutions to conflicts.
synonyms
peace activistnon-violent personpeacemaker
word origin — The term 'pacifist' derives from the French word 'pacifiste', which is based on the Latin 'pacificus', meaning 'peaceful', from 'pax' (genitive 'pacis') meaning 'peace'.