- The quality or condition of being inadequate.
- An instance of being inadequate; a failing or lack.
- The state or quality of being inadequate, insufficient, or disproportionate; incompleteness; defectiveness.
- The quality or state of being inadequate or insufficient; defectiveness; insufficiency; inadequateness.
- the state of being <xref>inadequate</xref>
- a <xref>shortage</xref> of required material
- a lack of <xref>competence</xref> or <xref>ability</xref>
- lack of an adequate quantity or number
- a lack of competence
- unsatisfactoriness by virtue of being inadequate