Religiousism is the excessive adherence or zealotry towards religious beliefs or practices. Some synonyms for religiousism include religiosity, piety, sanctimony, devotion, and dogmatism. Religiosity refers to the degree to which one's religious beliefs and practices are taken seriously. Piety describes a religious devotion that comes from a sense of duty or loyalty. Sanctimony refers to a hypocritical display of religious devotion for show. Devotion pertains to a deep-seated dedication and loyalty to a particular religious belief or practice. Lastly, dogmatism refers to a rigid adherence to religious doctrine without considering differing perspectives or interpretations.