Englishfearless
adjective
the most fearless man I've ever seen in battle:
bold, brave, courageous, intrepid, valiant, valorous, gallant, plucky, lionhearted, stouthearted, heroic, daring, dynamic, spirited, mettlesome, confident, audacious, indomitable, doughty;
unafraid, undaunted, unflinching, unshrinking, unblenching, unabashed;
informal game, gutsy, spunky, ballsy, go-ahead, have-a-go, feisty;
rare venturous.
▷antonyms timid; cowardly.