A person who has very liberal views and, in religion, is tolerant of a wide variety of doctrines and forms of worship
A member of any of the ancient Greek philosophical schools that denied the possibility of any certain knowledge
One who believes that it is impossible to know whether there is a God.
Radical is someone who goes against social norms and who often advocates social change.
(Loosely, uncommon) A person who does not believe in a particular deity (any deity in a particular pantheon), notwithstanding that they may believe in another deity.
The definition of an infidel is a person who you consider a heathen because he does not adhere to the religion you believe is the true religion.
Alternative spelling of deist.
Find another word for freethinker. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for freethinker, like: latitudinarian, skeptic, agnostic, radical, atheist, infidel, libertine, deist and ecumenicist.