3 pure in body and mind
virtuous, moral, ethical, good, righteous, saintly, honorable, reputable, wholesome, clean, honest, upright, upstanding, exemplary, irreproachable; chaste, virginal, maidenly; decent, worthy, noble, blameless, guiltless, spotless, unsullied, uncorrupted, undefiled
informal squeaky clean
I’m as pure as the driven slush.
Tallulah Bankhead, American actress