He was known as a prominent anti-tyrannist in the country.

She is a strong advocate against anti-antifeminism.

She is known for her anti-antifeminist views.

She is a strong advocate for gender equality and often speaks out against anti-antifeminists.

She is a strong advocate for anti-heterosexist policies.

She is a strong advocate for LGBTQ+ rights and is known for her anti-heterosexist activism.

John is known for being anti-antifa.

She is a strong advocate for anti-misogyny.

He is a strong advocate for the anti-cap movement.

I have several anti-caps in my collection.