audacious, bold, bold-spirited, brave, chivalric, chivalrous, daring, dauntless, doughty, fearless, fiery, gallant, game, greathearted, gritty, gutsy, gutty, hardy, heroic, herolike, high-spirited, intrepid, ironhearted, knightlike, knightly, lionhearted, manful, manly, mettlesome, plucky, soldierlike, soldierly, spunky, stalwart, stout, stouthearted, strong, tenacious, unafraid, undaunted, valiant, valorous