295 entries under adjective topic. ×
| effective(good, strong, power, tough) | |
| able(good, power, direct, active) | |
| competent(good, power, direct, skill) | |
| capable(power, direct, keen, smart) | |
| efficacious(good, power, sound, right) | |
| productive(work, power, strain, firmness) | |
| qualified(keen, smart, skill, intelligent) | |
| effectual(power, excellent, keen, smart) | |
| adequate(power, suitable, useful, decent) | |
| skilled(keen, smart, skill, intelligent) | |
| expert(keen, smart, suitable, careful) | |
| proficient(keen, smart, adequate, skilled) | |
| handy(careful, useful, real, flawless) | |
| active(strong, direct, tough, energetic) | |
| useful(direct, active, real, flawless) | |
| apt(precise, expert, skilled, competent) | |
| clever(keen, smart, intelligent, decent) | |
| experienced(keen, smart, skill, intelligent) | |
| operative(strong, direct, energetic, lively) | |
| practical(close, mean, useful, serious) |
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| APA | Smart Define. (2015). efficient thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/efficient/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "efficient thesaurus" https://smartdefine.org/efficient/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, efficient thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/efficient/thesaurus/synonyms>. |
| MLA | Smart Define. "efficient thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/efficient/thesaurus/synonyms> |