skillful performance or ability without difficulty; "his
quick adeptness was a product of good design"; "he was famous for his facility as an archer" Synonym(s):adeptness, adroitness, deftness, facility, quickness
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Deftness \Deft"ness\, n.
The quality of being deft. --Drayton.
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