| accurate(sound, reasonable, rational) | |
| agent | |
| all-embracing(complete, tough, full, conscientious, exhaustive) | |
| all-out(complete, tough, full, conscientious, exhaustive) | |
| all around(expression, suitable, decent, adequate, competent) | |
| all the way(expression, idiom, complete, tough, full) | |
| all together(expression, adjective, exact, careful, regular) | |
| ambidextrous(adjective, skillful) | |
| analytical(adjective, exact, careful, regular, precise) | |
| applicable | |
| applied(adjective, reasonable, sensible, useful, sober) | |
| appropriate(decent, knowledgeable, adequate, qualified, capable) | |
| arranged(adjective, ordered) | |
| artifice | |
| athletic(adjective, strong, tough, intense, energetic) | |
| authoritative(good, sound, right, reasonable, rational) | |
| automated | |
| available | |
| avaricious(adjective, close, mean, frugal, economical) | |
| balanced(adjective, ordered) |
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| APA | Smart Define. (2015). efficient thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/efficient/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "efficient thesaurus" https://smartdefine.org/efficient/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, efficient thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/efficient/thesaurus/synonyms>. |
| MLA | Smart Define. "efficient thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/efficient/thesaurus/synonyms> |