vacillant Antonyms

decisive character toughish sustained stubborn strong stout stiff steady steadfast staunch stanch stalwart stable unflinching vaulting unyielding man of resolution man of decision unfluctuating unfaltering self-motivated ballsy all-outer stabile unwavering leatherlike all-out unchanging resolute resistive purposive crisp constant consistent committed categorical cataclysmic cast iron assertive aspiring ambitious adamant achieving decided decisive determined purposeful overwhelming inexorable impregnable