Capacity
Efficacy
Efficacy noun - The power to produce a desired result.
Usage example: questioned the efficacy of the alarms in actually preventing auto theft
Capacity and efficacy are semantically related in efficiency topic. Sometimes you can use "Capacity" instead a noun "Efficacy".
Mutual synonyms
Related pairs
- ability and capacity
- ability and efficacy
- talent and capacity
- talent and efficacy
- power and capacity
- power and efficacy
- strength and capacity
- strength and efficacy
- performance and capacity
- performance and efficacy
- facility and capacity
- facility and efficacy
- adequacy and capacity
- adequacy and efficacy
How words are described
Cite this Source
Efficacy and Capacity. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/capacity/efficacy
Capacity & Efficacy. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/capacity/efficacy>.
Efficacy or Capacity. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/capacity/efficacy.
Google Ngram Viewer shows how "capacity" and "efficacy" have occurred on timeline