Advanced and Proficiency Vocabulary for Exams(e.g.GRE, Banks, Civil Services, SAT / LSAT). For IELTS/TOEFL, and everyday spoken vocabulary, go to our Spoken Vocabulary Database.

treacherous | treacherously

treacherous treacherously
Meaning
dangerous or untrustworthy
  • How to Memorize
    • treacherous - dangerous
  • Analysis

    The word ‘treacherous’ is used to express two different things, though both lead to danger. Firstly, it describes a person who is likely to betray you and therefore cannot be trusted. Secondly, it is used to refer to something that is risky or dangerous, particularly with regards to a tricky surface or difficult weather conditions.

  • Exam DBSpoken DBOther
    Synonyms
    Antonyms
  • Example(s)
    1. It’s snowing very heavily outside. I’m a bit worried about driving home in such treacherous conditions.

    2. The police managed to uncover a treacherous plot designed to overthrow the leader of the country.

    3. Jack treacherously went behind my back and told the boss what I did. I foolishly thought that I could trust him.



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