Efficiencies Synonyms and Antonyms

Adeptness, effectiveness
(Noun)
Antonyms:
  1. inefficiencies
  2. weaknesses
  3. inabilities
The quality of being efficient
(Noun)
Synonyms:
  1. productivities
Skillfulness in avoiding wasted time and effort
(Noun)
Antonyms:
  1. inefficiencies