resolute Synonyms

persevering decided firm determined fixed steady steadfast uncompromising unbending unbashful tuff undaunted unfailing venturous venturesome valorous unwearied unswayable unshakable unremitting unrelenting unflinching true trojan tireless set single-minded spirited spiritful stalwart staunch steely stiff stiff-necked stout stout-hearted strenuous strong strong-minded stubborn tenacious self-reliant weariless zealous hardheaded unflagging unswerving hard-working tough-minded undeterred