Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
inefficacious | No | Yes | No | No |
efficacy | Yes | No | No | No |
inefficacious (noun) | efficacy (noun) |
---|---|
capacity or power to produce a desired effect |
inefficacious (adjective) | efficacy (adjective) |
---|---|
lacking the power to produce a desired effect |