Non-believer and Radical

Radical and non-believer are semantically related in detractor topic. In some cases you can use "Radical" instead a noun phrase "Non-believer", when it comes to topics like independent thinker.

Radical noun - A person who favors rapid and sweeping changes especially in laws and methods of government.

Non-believer and radical are semantically related in independent thinker topic. Sometimes you can use "Non-believer" instead a noun "Radical".

Nearby Words: radically, radicalism, radicalize, radicalise, radicalised