I.
a.
1.
Fearless (from temperament), courageous, intrepid, daring, undaunted, dauntless, valiant, bold, chivalrous, chivalric, gallant, valorous, doughty, heroic, hardy, spirited, mettlesome, manful, manly, stout-hearted, high-spirited, high-hearted, Spartan, lion-hearted.
2.
Gay, brilliant, fine, effective, showy, debonair.
3.
Glowing, ruddy, splendid, gorgeous, effulgent.
II.
n.
1.
(Rare.) Bully, hector, blusterer.
2.
Indian warrior.
III.
v. a.
Defy, dare, challenge, set at defiance.