adeptness

/əˈdɛptnəs/
noun
  1. The quality of being very skilled or good at something.
    • The carpenter's adeptness with tools made the job look easy.
    • His adeptness in public speaking helped him become a great leader.
    • Her adeptness at learning new languages impressed everyone.
Antonyms
What does "adeptness" mean? | whatsthatwordmean | whatsthatwordmean