D defs.my
Entry 1 sense Webster, 1913

Inadequacy

/ĭnˌ-ăd'-ĭk-wəs-ē/ · In·ad·e·qua·cy · IPA /ɪˈnædɪkwəsi/
01 n. The quality or state of being inadequate or insufficient; defectiveness; insufficiency; inadequateness.
  1. 1.
    The quality or state of being inadequate or insufficient; defectiveness; insufficiency; inadequateness.
    “The inadequacy and consequent inefficacy of the alleged causes.” — Dr. T. Dwight.