deficient

Pronúncia: dɪ'fɪʃənt
    adjective
  1. [in quantity] curt, deficient, escàs.
  2. [incomplete] incomplet.
  3. [defective] defectuós.
  4. [mentally] anormal.
  5. a mentally deficient person una persona anormal.
  6. to be deficient in estar (faltat \ mancat) de, mancar de.