The quality or state of being inadequate or insufficient; defectiveness; insufficiency; inadequateness.

lack of an adequate quantity or number; "the inadequacy of unemployment benefits"

a lack of competence; "pointed out the insufficiencies in my report"; "juvenile offenses often reflect an inadequacy in the parents"

unsatisfactoriness by virtue of being inadequate

A condition in which the capacity of the company's capital assets is too small to meet the company's productive demands.