- Definitions|2
- Thesaurus|158
- Abbreviations|0
36 entries under efficacy topic. ×
| effectiveness(noun, performance, energy, affect, competence) | |
| efficiency(noun, affect, competence, effectiveness) | |
| potency(noun, performance, energy, affect, competence) | |
| powerfulness(noun, performance, energy, skill, readiness) | |
| energy(noun, performance, competence, effectiveness) | |
| productiveness(performance, energy, skill, readiness, competence) | |
| ability(competence, effectiveness) | |
| abundance(performance, energy, skill, readiness, competence) | |
| adaptability(performance, energy, skill, readiness, competence) | |
| address(skill, readiness, competence, effectiveness) | |
| adeptness(skill, readiness, competence, effectiveness) | |
| adequacy(performance, energy, competence, effectiveness) | |
| capability(competence, effectiveness) | |
| capableness(performance, energy, skill, readiness, competence) | |
| competence | |
| competency(performance, energy, skill, readiness, competence) | |
| completeness(performance, energy, skill, readiness, competence) | |
| economy(performance, energy, skill, readiness, competence) | |
| expertise(skill, readiness, competence, effectiveness) | |
| facility(skill, readiness, competence, effectiveness) |
For more, visit
Effectualness on
Power Thesaurus
| APA | Smart Define. (2013). effectualness thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/effectualness/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "effectualness thesaurus" https://smartdefine.org/effectualness/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2013, effectualness thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/effectualness/thesaurus/synonyms>. |
| MLA | Smart Define. "effectualness thesaurus" 28 June 2013. Web. 22 September 2026. <https://smartdefine.org/effectualness/thesaurus/synonyms> |