moral,
ethical,
virtuous,
righteous,
noble mean conforming to a standard of what is right and good.
moral implies conformity to established sanctioned codes or accepted notions of right and wrong .
ethical may suggest the involvement of more difficult or subtle questions of rightness, fairness, or equity .
virtuous implies moral excellence in character .
righteous stresses guiltlessness or blamelessness and often suggests the sanctimonious .
noble implies moral eminence and freedom from anything petty, mean, or dubious in conduct and character .