e 1 f 4 f 4 i 1 c 3 i 1 e 1 n 1 c 3 y 4
10 letters · 23 points in Scrabble
Meaning
noun the ratio of the output to the input of any system
noun skillfulness in avoiding wasted time and effort
originFrom Latin efficientia, equivalent to efficient + -cy.
Etymology from Wiktionary, CC BY-SA 3.0