Thesaurus
Synonyms & Antonyms of efficacious
producing or capable of producing a desired result
- taking a cookie break while studying is one of the most efficacious ways of rejuvenating the mind that I have ever discovered
Synonyms for efficacious
Words Related to efficacious
- accomplished,
- adept,
- consummate,
- experienced,
- expert,
- masterly,
- practiced
- (also practised),
- proficient,
- skilled,
- skillful,
- versed,
- veteran,
- virtuoso
- applicable,
- feasible,
- functional,
- practicable,
- practical,
- realizable,
- usable
- (also useable),
- workable
Near Antonyms for efficacious
Antonyms for efficacious
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Time Traveler for efficacious
The first known use of efficacious was in 1528
See more words from the same year