her·e·tic
noun/ˈherətɪk/
/ˈherətɪk/
- a person who believes in or practises religious heresy
犯异端罪者；离经叛道者 Word OriginMiddle English: from Old French heretique, via ecclesiastical Latin from Greek hairetikos ‘able to choose’ (in ecclesiastical Greek, ‘heretical’), from haireomai ‘choose’.