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Negative prefixes

  •  English    29     Public
    Gateway to the world B2, Unit 3
  •   Study   Slideshow
  • usual
    unusual
  •  15
  • successful
    unsuccessful
  •  15
  • secure
    insecure
  •  15
  • responsible
    irresponsible
  •  15
  • reliable
    unreliable
  •  15
  • relevant
    irrelevant
  •  15
  • regular
    irregular
  •  15
  • probable
    improbable
  •  15
  • predictable
    unpredictable
  •  15
  • practical
    impractical
  •  15
  • possible
    impossible
  •  15
  • patient
    impatient
  •  15
  • obey
    disobey
  •  15
  • necessary
    unnecessary
  •  15
  • mature
    immature
  •  15
  • logical
    illogical
  •  15