Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Guilty of or characterized by betrayal of confidence or trust; perfidious.
- adjective Characterized by unforeseen or hidden hazards; dangerous or deceptive.
from The Century Dictionary.
- Using treachery; violating allegiance or faith pledged; traitorous to the state or sovereign; perfidious in private life; betraying a trust.
- Marked by deceitfulness or perfidy; characteristic of a traitor.
- Having a good, fair, or sound appearance, but worthless or bad in character or quality; deceptive; not to be depended on or trusted.
- Synonyms Faithless, etc. (see
perfidious ), recreant, treasonable.
from the GNU version of the Collaborative International Dictionary of English.
- adjective Like a traitor; involving treachery; violating allegiance or faith pledged; traitorous to the state or sovereign; perfidious in private life; betraying a trust; faithless.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Exhibiting
treachery . - adjective
Deceitful ; inclined tobetray . - adjective
Unreliable ;dangerous .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans
- adjective dangerously unstable and unpredictable
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Unless the guides were treacherous, he must sight the minarets of El Obeid soon _Unless the guides were treacherous_!
For Fortune and Glory A Story of the Soudan War Lewis Hough 1899
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Infuriated by what he calls a treacherous and unacceptable provocation from the diplomatic mission, Cuban communist leader, Fidel Castro began building his response a few days later.
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Our noble captain did not get rid of his angry looks for some days, and actually wept at what he termed the treacherous conduct of the Admiralty.
A Sailor of King George Frederick Hoffman
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Left-wing Philippine groups are planning to hold protests outside the U.S. embassy in Manila on Saturday to denounce what they describe as the "treacherous" negotiations with the United States.
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Their meeting was not cordial, nor such as men, who meet in a desert, should give each other; but I thought they would have parted in peace, until I saw one put his rifle to the other's back, and do what I call a treacherous and sinful murder.
The Prairie James Fenimore Cooper 1820
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Calling the open-sourcing of software treacherous is a little wildly off base, where is the treachery?
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The low-flying cargo planes often had to weave through mountaintops in treacherous weather conditions.
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The multiple truths of those memories are sometimes difficult, their terrain treacherous, and the stories I heard were not always as simple as heroic master narratives had wanted them to be.
'I Saw a Nightmare …' Doing Violence to Memory: The Soweto Uprising, June 16, 1976 2005
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The one absolutely unselfish friend that man can have in this selfish world, the one that never deserts him, the one that never proves ungrateful or treacherous, is his DOG.
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Equally treacherous is the view that the young have always been inscrutable to adults and have always complained about being misunderstood.
brtom commented on the word treacherous
-- The others are putting on their hats, Mr Kernan said. I suppose we can do so too. We are the last. This cemetery is a treacherous place.
Joyce, Ulysses, 6
January 1, 2007
reesetee commented on the word treacherous
My dad's favorite word to describe heavy traffic or bad driving conditions. :-)
August 8, 2007
mohitanand commented on the word treacherous
adjective: tending to betray
Even though Jesse James was an outlaw, his killer, Robert Ford, is remembered more for his treacherous actions than for eliminating a criminal and murderer.
adjective: dangerously unstable and unpredictable
The bridge built from twine and vine is treacherous to walk across, and so I think I will stay put right here.
October 19, 2016