Efficacious Synonyms and Antonyms

ĕfĭ-kāshəs
Producing or capable of producing a desired effect.
(Adjective)
Synonyms:
  1. effective

Words Related to Efficacious

Related words are words that are directly connected to each other through their meaning, even if they are not synonyms or antonyms. This connection may be general or specific, or the words may appear frequently together.

Related: