2
rarity(lack, shortage, scarcity, scantiness, rareness)
2
rift(noun, weakness, crack, fault, blemish)
2
scantness(noun, weakness, condition, failure, excess)
2
snag(noun, trouble, difficulty, weakness, bar)
2
sparsity(noun, lack, shortage, scarcity, insufficiency)
2
spot(noun, weakness, crack, fault, blemish)
2
stinginess(noun, insufficiency)
2
stint(noun, want, need, loss, reduction)
2
taint(noun, weakness, crack, fault, failing)
2
underdevelopment(noun, pass, difficulty, distress, failure)
2
undersupply
2
unsoundness(noun, disorder, weakness, crack, fault)
2
wantage
2
wish(noun, want, essential, requirement, necessity)
1
Achilles heel(noun, expression, weakness, fault, lack)
1
abjection(noun, pass, difficulty, distress, failure)
1
abortion(noun, decline, ruin, defeat, collapse)
1
absent
1
absurd
1
adulteration
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APASmart Define. (2015). deficiency thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/deficiency/thesaurus/synonyms
ChicagoSmart Define. 2015. "deficiency thesaurus" https://smartdefine.org/deficiency/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, deficiency thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/deficiency/thesaurus/synonyms>.
MLASmart Define. "deficiency thesaurus" 23 December 2015. Web. 23 September 2026. <https://smartdefine.org/deficiency/thesaurus/synonyms>