D0438300 (do͞o′tĭ-fəl, dyo͞o′-)adj.1. Careful to fulfill obligations.2. Expressing or filled with a sense of obligation.du′ti·ful·ly adv.du′ti·ful·ness n.Thesaurus
Adv.
1.
dutifully - out of a sense of duty; in a dutiful manner; "he dutifully visited his mother every Sunday"