single-minded Synonyms

resolved unbending tireless tenacious stubborn unfaltering steely steady steadfast staunch set uncompromising undaunted unflinching strong-willed hell-bent unswerving unflagging obsessive unwavering unyielding untiring unshakable unrelenting rigid persevering indefatigable immovable fixed firm dogged devoted determined dedicated decided committed inexorable inflexible resolute relentless purposeful pertinacious persistent obstinate obdurate intransigent intent insistent adamant