single-minded Synonyms

resolved unfaltering tenacious stubborn steely steady steadfast staunch single-hearted single set rigid resolute tireless unbending uncompromising strong-willed hell-bent unswerving unflagging obsessive unwavering unyielding untiring unshakable unrelenting unflinching undaunted relentless purposive purposeful inalterable immovable focused fixed firm dogged devoted determined dedicated decided concentrated committed indefatigable indefatigably inexorable pertinacious persistent persevering perseverant