efficacy
/ɛfəkəsi/
noun
8 letters4 syllables21 points in Scrabble®22 points in WWF®
DEFINITIONS1
NOUN
1
Capacity or power to produce a desired effect.
“concern about the safety and efficacy of the vaccine”
WORD FORMS
Related formefficacious
GAME SCORES
Scrabble®21 points
Words With Friends®22 points
Double word42 points
Triple word63 points
GOOD TO KNOW
Pig Latinefficacyway
Starts & ends withE … Y
Syllablesef · fi · ca · cy
SYNONYMS & RELATED3
KEEP EXPLORING4