stamina Synonyms

ruggedness tenacity sturdiness stringiness strength stoutness steam steadfastness starch stalwartness spunk spirit sinew sedulity tolerance toughness verdure indomitability tirelessness mettlesomeness forcefulness staying power legs guts vigour heartiness sedulousness vitality vim vigor robustness resolution resistibility indefatigability imperishability health hardiness grit fortitude force energy endurance durability doggedness diligence determination indefatigableness infrangibility longevity resistance