- Definitions|2
- Thesaurus|521
- Abbreviations|0
32 entries under subjection topic. ×
| inability(noun, weakness, skill, lack, failing) | |
| incapability(noun, weakness, skill, failure, shortcoming) | |
| incompetence(noun, weakness, skill, failure, lack) | |
| inadequacy(noun, weakness, skill, failure, lack) | |
| incapacity(noun, weakness, skill, failure, lack) | |
| ineptitude(noun, weakness, skill, failure, lack) | |
| ineptness(noun, weakness, skill, failure, shortcoming) | |
| ineffectiveness(noun, weakness, skill, failure, lack) | |
| inefficacy(noun, weakness, skill, failure, lack) | |
| ineffectualness(noun, weakness, skill, failure, lack) | |
| ineffectuality(noun, weakness, slowness, hopelessness, idleness) | |
| inaptitude(noun, weakness, skill, failure, shortcoming) | |
| incompetency(noun, weakness, failure, lack, failing) | |
| insufficiency(noun, weakness, skill, failure, lack) | |
| unfitness(noun, weakness, skill, failure, lack) | |
| disqualification(noun, weakness, skill, failure, shortcoming) | |
| impotence(noun, weakness, skill, failure, shortcoming) | |
| incapacitation(noun, weakness, skill, failure, shortcoming) | |
| uselessness(noun, weakness, awkwardness, slowness, hopelessness) | |
| failure(noun, weakness, skill, shortcoming, inadequacy) |
For more, visit
Inefficiency on
Power Thesaurus
| APA | Smart Define. (2015). inefficiency thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/inefficiency/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "inefficiency thesaurus" https://smartdefine.org/inefficiency/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, inefficiency thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/inefficiency/thesaurus/synonyms>. |
| MLA | Smart Define. "inefficiency thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/inefficiency/thesaurus/synonyms> |