Englishdauntless
adjective
an ambitious and dauntless woman, who truckled to no man:
fearless, determined, resolute, indomitable, intrepid, doughty, plucky, spirited, game, mettlesome, gritty, steely, confident, undaunted, undismayed, unalarmed, unflinching, unshrinking, unabashed, unfaltering, unflagging, bold, audacious, valiant, brave, stouthearted, lionhearted, gallant, courageous, heroic, daring, daredevil;
informal gutsy, spunky, ballsy, feisty.