1,001 entry under noun topic. ×

5
atony(weak, sick, unhealthy)
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bias(nature, movement, style, feeling)
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devotion(feeling, love, respect, regard)
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enfeeblement(decrease, reduction, weakening, incapacity)
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enthusiasm(love, passion, desire, excitement)
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error(ruin, wrong, slip, crack)
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fervour(feeling, desire, longing, sensualism)
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fickleness(anxiety, uncertainty, shake, disquiet)
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flaccidity(weak, sick, unhealthy, weariness)
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flatness
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gap(difficulty, fault, failing, blemish)
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hankering(feeling, respect, regard, passion)
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impotency
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inability(skill, failure, need, lack)
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inactivity(fatigue, weariness, torpor, sleepiness)
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incapability(informal, skill, failure, injury)
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incapacity(skill, failure, lack, failing)
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incompetence(skill, failure, lack, failing)
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infatuation(feeling, love, respect, passion)
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insipidity(irresolution, tastelessness)
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APASmart Define. (2016). weakness thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/weakness/thesaurus/synonyms
ChicagoSmart Define. 2016. "weakness thesaurus" https://smartdefine.org/weakness/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, weakness thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/weakness/thesaurus/synonyms>.
MLASmart Define. "weakness thesaurus" 25 February 2016. Web. 28 September 2026. <https://smartdefine.org/weakness/thesaurus/synonyms>