Synonyms|51Antonyms|0|Broader|0Narrower|0Related|37
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defeat
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defect
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defectiveness(loss, deficit)
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deficit imperfection(expression, loss, deficit)
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deviation
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difference
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diminution
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disadvantage
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discrepancy
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dispossession
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dispute
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divergence
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drawback
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gap(loss, deficit)
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harm
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in the hole(expression, idiom, loss, deficit)
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in the red(expression, idiom, loss, deficit)
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inadequacy(loss, deficit)
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incompleteness(loss, deficit)
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injury
13 years ago|2.3k views|share |citing 
APASmart Define. (2013). underperformance thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/underperformance/thesaurus/synonyms
ChicagoSmart Define. 2013. "underperformance thesaurus" https://smartdefine.org/underperformance/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, underperformance thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/underperformance/thesaurus/synonyms>.
MLASmart Define. "underperformance thesaurus" 19 May 2013. Web. 21 September 2026. <https://smartdefine.org/underperformance/thesaurus/synonyms>