195 entries under failing topic. ×
| fallibility(noun, weakness, flaw, defect) | |
| limitation(noun, trouble, difficulty, weakness, bar) | |
| debility(noun, disorder, weakness, fault, illness) | |
| decay(noun, decline, disorder, ruin, defeat) | |
| glitch(noun, weakness, crack, informal, fault) | |
| impotence(noun, weakness, fault, lack, lapse) | |
| inability(noun, weakness, failure, lack) | |
| insubstantiality(noun, weakness, infirmity, fragility) | |
| minus(noun, trouble, difficulty, weakness, bar) | |
| miscarriage(noun, decline, ruin, defeat, collapse) | |
| peccadillo(noun, wrong, evil, weakness, fault) | |
| powerlessness(noun, weakness, fault, lack, lapse) | |
| problem(noun, trouble, difficulty, weakness, bar) | |
| puniness(noun, disorder, weakness, fault) | |
| snag(noun, trouble, difficulty, weakness, bar) | |
| taint(noun, weakness, crack, fault) | |
| unsoundness(noun, disorder, weakness, crack, fault) | |
| Achilles heel(noun, expression, weakness, fault, lack) | |
| abortion(noun, decline, ruin, defeat, collapse) | |
| affliction(noun, disorder, weakness, fault, illness) |
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| APA | Smart Define. (2015). deficiency thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/deficiency/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "deficiency thesaurus" https://smartdefine.org/deficiency/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, deficiency thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/deficiency/thesaurus/synonyms>. |
| MLA | Smart Define. "deficiency thesaurus" 23 December 2015. Web. 28 September 2026. <https://smartdefine.org/deficiency/thesaurus/synonyms> |