4 entries under delicate topic. ×

24
inefficient(adjective, weak, sound, well)
14
incompetent(adjective, strong, weak, qualified)
7
ineffective(adjective, strong, weak, fit)
0
inept(adjective, weak, expert, capable)
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APASmart Define. (2015). efficient thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/efficient/thesaurus/antonyms
ChicagoSmart Define. 2015. "efficient thesaurus" https://smartdefine.org/efficient/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, efficient thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/efficient/thesaurus/antonyms>.
MLASmart Define. "efficient thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/efficient/thesaurus/antonyms>