treacherous
- adjective
- /ˈtrɛtʃərəs/
- It looks like a paradise, but it is in fact the most treacherous desert in the world--the Kalahari.
- treacherous terrain
- treacherous waters
- treacherous route
Got home, had the long treacherous drive home.
- Got home, had the long treacherous drive home.
- Because this is a treacherous scenario for a robotic vacuum.
- I'm sure this as you can tell guys, we're reaching some some treacherous waters here on the show.
- Predicting markets is always a treacherous thing to do.
- Oy, if only the road wasn't so long and treacherous.
- We have a journalist who decided to, for a story, climb a very treacherous mountain with a crew.
- So the sad part, I mean the streets is treacherous, man.
- So think of you as Dante and me as Virgil, and we're leading into these treacherous waters.
- And when he flew from Oskill there had been one thought in his mind to outfly both stone and shadow, to escape the cold treacherous lands to go home.
- It's also at the sometimes treacherous interface of public health, science, medicine and politics.
- Did you know you wanted to be a comic or how, how, how did you escape that treacherous cyclical storm that is Florida?
- And that could be a very, very treacherous path at some points, could be incredibly uncomfortable at other points.
Examples
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The paths are treacherous, even more so after dark, and there is no firewood for making camp.
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Nedry drives the jeep as fast as he can in the treacherous conditions.
Fiction book (1993) -
Got home, had the long treacherous drive home.
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Darkness is falling, and the way will be treacherous for the horse.
Fiction book (1999) -
Oh, the coastal currents off this point are very treacherous.
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The currents in that passage were notoriously treacherous and the wind undependable.
Academic text (2012) -
On they came, weaving and sliding on the treacherous ice underneath the slush.
Fiction book (1993) -
The Bering Sea during winter is one of the most treacherous bodies of water in the world.
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The paths are treacherous, even more so after dark, and there is no firewood for making camp.
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Road crews are working feverishly to try to make this treacherous morning commute as good as possible.
Synonyms
Likely to cause harm or injury
Likely to cause loss, harm, or danger
Full of danger that could cause harm
Likely to be risky or dangerous because the outcome is uncertain
Not safe because it might fail or break
Antonyms
Compounds
Water that is dangerous because of strong currents, hidden rocks or bad weather
How Dangerous
Surface Forms
Morphology
treacherous = treachery (semi-transparent) = treacher + ous
While formed from the noun 'treachery', the sense referring to physical danger is a figurative extension from untrustworthiness and may not be directly inferable to all learners.
Etymology
Treacherous comes from old words meaning 'to cheat' and is related to treachery and traitor. So, imagine a road or path that 'cheats' you by looking calm but suddenly causing harm, and treacherous describes places that are dangerously unstable.