Dictionary

treacherous

adjective treach·er·ous \ˈtre-chə-rəs, ˈtrech-rəs\

: not able to be trusted : showing that someone cannot be trusted

: very dangerous and difficult to deal with

Full Definition of TREACHEROUS

1
:  characterized by or manifesting treachery :  perfidious
2
a :  likely to betray trust :  unreliable <a treacherous memory>
b :  providing insecure footing or support <treacherous quicksand>
c :  marked by hidden dangers, hazards, or perils
treach·er·ous·ly adverb
treach·er·ous·ness noun

Examples of TREACHEROUS

  1. a treacherous act of betrayal
  2. They were not prepared to hike over such treacherous terrain.
  3. The snow made their hike all the more treacherous.
  4. Discussions about money can lead couples into treacherous territory.

First Known Use of TREACHEROUS

14th century

Rhymes with TREACHEROUS

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