Treacherous

adjective
'trɛʧərəs

Adjective

  • tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans

    the fiercest and most treacherous of foes

    treacherous intrigues

    Similar:PerfidiousPunic
  • dangerously unstable and unpredictable

    treacherous winding roads

    Similar:Unreliable

Dictionary Validity

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North American Scrabble (NWL2020)
NASPA