Trying to find another word for efficacy in English? No problem. Our thesaurus contains synonyms of efficacy in 22 different contexts. We have listed all the similar and related words for efficacy alphabetically.
PastTenses is a database of English verbs. One can check verbs forms in different tenses. Use our search box to check present tense, present participle tense, past tense and past participle tense of desired verb.