- Definitions|2
- Thesaurus|708
- Abbreviations|0
50 entries under efficacy topic. ×
| effectualness(skill, readiness, competence, effectiveness) | |
| energy(competence, effectiveness) | |
| potency(noun, power, ability, skill, means) | |
| powerfulness(skill, readiness, competence, effectiveness) | |
| practicality(noun, understanding, knowledge, practice, skill) | |
| productiveness(skill, readiness, competence, effectiveness) | |
| productivity(skill, readiness, competence, effectiveness) | |
| quantity(skill, readiness, competence, effectiveness) | |
| response(skill, readiness, competence, effectiveness) | |
| thoroughness(skill, readiness, competence, effectiveness) |
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| APA | Smart Define. (2015). proficiency thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/proficiency/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "proficiency thesaurus" https://smartdefine.org/proficiency/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, proficiency thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/proficiency/thesaurus/synonyms>. |
| MLA | Smart Define. "proficiency thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/proficiency/thesaurus/synonyms> |