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de·fi·cien·cy

deficiency

pronunciation:
dih fI shn si
part of speech: noun
inflections: deficiencies
definition 1: the quality or condition of lacking something required; insufficiency or incompleteness.
antonyms:
excess, strength
similar words:
crunch, defect, failure, fault, lack, need, poverty, scarcity, shortage, want
definition 2: the amount lacking; shortfall.
antonyms:
excess, surplus
similar words:
lack