Source : Webster's Revised Unabridged Dictionary (1913)

Adroitness \A*droit"ness\, n.
   The quality of being adroit; skill and readiness; dexterity.

         Adroitness was as requisite as courage.  --Motley.

   Syn: See {Skill}.

Source : WordNet®

adroitness
     n : skillful performance or ability without difficulty; "his
         quick adeptness was a product of good design"; "he was
         famous for his facility as an archer" [syn: {adeptness},
         {deftness}, {facility}, {quickness}]