undeterred Synonyms

unflinching steadfast resolute intrepid undiscouraged fearless determined bold not put off undaunted not discouraged dauntless unafraid unflagging eager beaver unwavering unswerving imperturbable gutsy unalarmed unapprehensive unperturbed unshaken valorous constant courageous firm gallant indomitable persistent staunch tenacious unbowed unfailing audacious unruffled valiant