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in-efficient

see definition of in-efficient
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Synonyms for in-efficient

adj unskillful, unable

Antonyms for in-efficient

  • able
  • capable
  • competent
  • expert
  • qualified
  • skilled
  • strong
  • useful
  • adept
  • dexterous
  • effective
  • efficient
  • experienced
  • proficient
  • skillful