Synonyms|177Antonyms|107|Broader|1Narrower|4Related|232

2 entries under efficiency topic. ×

2
efficacy(noun, productiveness)
2
performance(noun, failure)
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APASmart Define. (2015). inefficiency thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/inefficiency/thesaurus/antonyms
ChicagoSmart Define. 2015. "inefficiency thesaurus" https://smartdefine.org/inefficiency/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2015, inefficiency thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/inefficiency/thesaurus/antonyms>.
MLASmart Define. "inefficiency thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/inefficiency/thesaurus/antonyms>