insufficiency - definition, thesaurus and related words from WordNet-Online

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Noun insufficiency has 3 senses

insufficiency, inadequacy - a lack of competence; "pointed out the insufficiencies in my report"; "juvenile offenses often reflect an inadequacy in the parents"
--₁ is a kind of failing, weakness
insufficiency - (pathology) inability of a bodily part or organ to function normally
--₂ is a kind of inability, unfitness
--₂ has particulars: coronary insufficiency, cardiac insufficiency; renal insufficiency
insufficiency, inadequacy, deficiency - lack of an adequate quantity or number; "the inadequacy of unemployment benefits"
--₃ is a kind of amount
Antonyms: sufficiency, adequacy
--₃ has particulars:
meagerness, meagreness, poorness, scantiness, scantness, exiguity; deficit, shortage, shortfall; scarcity, scarceness