Flowing or blowing with little speed:
Showing a lack of consideration:
Showing or characterized by a lack of loyalty; not loyal.
Conducive to inactivity or indolence:
Lacking reverence; not pious.
Find another word for undutiful. In this page you can discover 6 synonyms, antonyms, idiomatic expressions, and related words for undutiful, like: slack, careless, disloyal, lazy, unfaithful and impious.