E₁F₄F₄I₁C₃I₁E₁N₁C₃I₁E₁S₁

22 points

EFFICIENCIES is validvalid

EFFICIENCY, the quality of being efficient [n]

167,511 of 196,601 in NWL2023·also valid in CSW24

EFFICIENCY, the quality of being efficient, also EFFICIENCE [n]

74,783 of 280,887 in CSW24·also valid in NWL2023