Efficacious
thesaurus
Related words for Efficacious
Synonyms
Effective
adj.
Effectual
adj.
Antonyms
Ineffective
adj.
Ineffective
noun
Ineffectual
adj.
Ineffectual
noun
Inefficacious
adj.
More antonyms
Related terms
Effect
Effectuate
Set up
Efficaciously
Effectively
Effectiveness
Effectivity
Effectualness
Effectuality
Efficacy
Efficaciousness
