infidel
/ˈɪn.fə.dl̩/
noun
Meaning
(now usually derogatory) One who does not believe in a certain religion.
(now usually derogatory) One who does not believe in a certain principle.
(now usually derogatory) One with no religious beliefs.
Synonyms
adjective
Meaning
Rejecting a specific religion.
Of, characteristic of, or relating to unbelievers or unbelief.