exceptional valor, bravery, or ability, esp. in combat or battle.

exceptional or superior ability, skill, or strength

his prowess as a public speaker.

a valiant or daring deed.

noun

inability , weakness , cowardice

noun

accomplishment , address , adeptness , adroitness , aptitude , attainment , command , deftness , dexterity , excellence , expertise , expertness , facility , genius , mastery , readiness , sleight , talent , backbone * , boldness , courage , daring , dauntlessness , fearlessness , gallantry , grit * , guts * , heart * , heroism , intrepidity , mettle , moxie * , nerve , pluck , right stuff * , spunk , starch * , stomach * , stuff * , true grit , valiance , valiancy , valor , valorousness , what it takes , dexterousness , skill , ability , bravery , grit , power , strength