Word.ws English Dictionary

Word of the Day:

treacherous

adjective/ˈtɹɛt͡ʃəɹəs/

What It Means

Exhibiting treachery.

Deceitful; inclined to betray.

Unreliable; dangerous.

a treacherous mountain trail

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Treacherous in Context

“Work on the muskeg resulted in the formation in the first instance, and later in lengths of newly-laid track disappearing without trace into the treacherous bog.”

— 1959 March, “New Railways in Quebec”, in Railway Magazine, page 202

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Did You Know?

From Old French trecheros, tricheros (“deceitful”), equivalent to treacher + -ous. See treacher.

Source and license

Adapted from Wiktionary: treacherous (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws chose the word and reformatted its meaning, examples and origin.

Cite this entry: “treacherous.” Word.ws, https://word.ws/treacherous. Based on Wiktionary, CC BY-SA 4.0.

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