Devoted to a religion or to the fulfillment of religious obligations:
Having great reverence for God; pious.
Having or showing religious devotion; zealous in the performance of religious obligations
Extremely scrupulous or conscientious:
Of, relating to, resembling, or befitting a saint.
Deeply concerned with God and the beliefs and practice of religion
Sanctimonious or self-righteous to an annoying degree; priggish
Of the Pharisees
Exhibiting smug or unwarranted confidence in one's own righteousness:
Find another word for pietistic. In this page you can discover 15 synonyms, antonyms, idiomatic expressions, and related words for pietistic, like: devotional, devout, godly, holy, pietistical, pious, prayerful, religious, saintly, religion and holier-than-thou.