28 activist synonyms include supporter, protester, militant, promoter, advocate, demonstrator, stalwart, evangelist, champion, and apostle. Activist is a noun, and its antonyms are dilettante, dabbler, and nonmilitant. Here are some additional synonyms for "activist" with example sentences.
28 other ways to say activist.
A young activist addressed the United Nations.
He became an activist during college.
Many people joined the activist in the march.
She is a well-known environmental activist.
The activist zealously fought for climate action.