Efficacy

/ˈɛf.ɪ.kə.si/

Last Updated: January 2, 2026 at 12:30 PM

Scrabble:21 ptsWWF:22 pts8 letters

Definition of Efficacy

noun

Ability to produce a desired effect under ideal testing conditions.
Degree of ability to produce a desired effect.

Anagrams of Efficacy

Words You Can Make

22 words can be made from the letters in "efficacy":

4-LETTER WORDS

cafe caff ceca face fice fief fife fyce iffy yaff

3-LETTER WORDS

ace aff aye cay eff fay fey fie ice icy iff yea

Related Word Patterns

EF...Words starting with "ef"...CYWords ending with "cy"All 8-letter words Unscramble "efficacy"

Synonyms & Antonyms

SYNONYMS

efficacity

Rhyming Words

abbacy abbotcy aberrancy abeyancy absorbancy absorbency accountancy accuracy adamancy adequacy adjacency adjutancy advertency advocacy affluency+5 more

Related Words

eagerest eanlings earaches eardrops eardrums earflaps earldoms earliest earlobes earlocks earlship earmarks earmuffs earnests earnings

Efficacy - Definition, Anagrams & Scrabble Score | AnagramSolver.com