· 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
Hypernym(s): skillfulness
· intelligence as revealed by an ability to give correct responses without delay
Synonym(s): mental_quickness, quick-wittedness
Hypernym(s): intelligence
· a rate that is rapid
Synonym(s): celerity, rapidity, rapidness, speediness