antarchist
ˌæntˈɑr.kɪ.st
Definitions
1. noun
a person who advocates the abolition of all forms of government and authority, often advocating for a stateless society
“The group of antarchists marched through the city, protesting against the government’s new laws.”
2. adjective
relating to or advocating anarchy or the abolition of government and authority
“The antarchist movement gained popularity in the 19th century.”