1. 
[syn: adeptness, adroitness, deftness, facility, quickness]
The Collaborative International Dictionary of English v.0.48:
Adroitness \A*droit"ness\, n.
   The quality of being adroit; skill and readiness; dexterity.
   [1913 Webster]
         Adroitness was as requisite as courage.  --Motley.
   [1913 Webster]
   Syn: See Skill.
        [1913 Webster]
WordNet (r) 3.0 (2006):
adroitness
    n 1: 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,
         adroitness, deftness, facility, quickness]