Synonyms for unswerving

adamant, constant, dedicated, determined, devoted, firm, indefatigable, industrious, loyal, persistent, reliable, resolute, single-minded, stalwart, staunch, steadfast, steady, true-blue, uncurved, undeviating, undistracted, unfaltering, unflagging, unflinching, unhesitating, unshakeable, unwavering, unyielding