noun, feminine/e.ʁe.zi/plural: hérésies
heresy (doctrine held by a member of a religion at variance or conflict with established religious beliefs); heresy, sacrilege (violation of something regarded as sacred)
Synonyms: sacrilège
Antonyms: orthodoxie
Inherited from Old French heresie, borrowed from Latin haeresis, from Ancient Greek αἵρεσις (haíresis, “choice, system of principles”).