Antonyms for



Antonyms of noun efficacy

1 sense of efficacy

Sense 1:
efficacy, efficaciousness
Antonym of inefficacy (Sense 1)
=>inefficacy, inefficaciousness

Synonym.com © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
Classroom | Privacy Policy | Terms | Ad Choices