The Collaborative International Dictionary of English v.0.48:
dauntless \daunt"less\, a. Incapable of being daunted; undaunted; bold; fearless; intrepid. [1913 Webster] Dauntless he rose, and to the fight returned. --Dryden. -- Daunt"less*ly, adv. -- Daunt"less*ness, n. [1913 Webster]WordNet (r) 3.0 (2006):
dauntlessly adv 1: without fear; "fearlessly, he led the troops into combat" [syn: fearlessly, dauntlessly, intrepidly] [ant: fearfully]