D defs.my
Entry 2 senses Webster, 1913

Insufficient

/ĭnˌ-səf-ĭsh'-ənt/ · In·suf·fi·cient · IPA /ɪnsəˈfɪʃənt/
01 a. Not sufficient; not enough; inadequate to any need, use, or purpose; as, the provisions are insufficient in quantity, and defective in quality.
  1. 1.
    Not sufficient; not enough; inadequate to any need, use, or purpose; as, the provisions are insufficient in quantity, and defective in quality.
  2. 2.
    Wanting in strength, power, ability, capacity, or skill; incompetent; incapable; unfit; as, a person insufficient to discharge the duties of an office.