treacherous

adjective

treach·er·ous ˈtre-chə-rəs How to pronounce treacherous (audio)

ˈtrech-rəs

: likely to betray trust : unreliable

a treacherous memory

: providing insecure footing or support

treacherous quicksand

: marked by hidden dangers, hazards, or perils

: characterized by or manifesting treachery : perfidious

treacherously adverb

treacherousness noun

Example Sentences

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

Recent Examples on the Web Monsoon rains this year have been particularly treacherous for residents of the cross-border communities.

José Ignacio Castañeda Perez, The Arizona Republic, 26 Aug. 2022 While the Netherlands’ transportation system famously accommodates bicycles, many communities are treacherous for older folks on foot.

Robert Weisman, BostonGlobe.com, 18 Aug. 2022 Bernie still walks the chalet waiting for the big blasts, though the slide is a bit more treacherous, as Vassegh demonstrated.

Jr Radcliffe, Journal Sentinel, 18 Aug. 2022 And the party itself is a minefield of potential gaffes, made more treacherous by most yards’ dearth of shelter.

Nina Molina, WSJ, 7 July 2022 All of which makes the Fed’s inflation-taming, recession-avoiding act even more treacherous.

Paul Wiseman, Chicago Tribune, 16 June 2022 All of which makes the Fed’s inflation-taming, recession-avoiding act even more treacherous.

Paul Wiseman, The Christian Science Monitor, 16 June 2022 Threat of Prosecution For women seeking abortions in Poland — and those trying to assist them — the routes have become treacherous.

New York Times, 12 June 2022 But the undue optimism from the White House about what is possible with a 50-50 Senate has made a difficult political terrain even more treacherous to navigate.

Walter Shapiro, The New Republic, 2 June 2022 See More

treacherous

adjective

as in traitorous

not true in one's allegiance to someone or something a treacherous "friend," she's been known to turn against people in the blink of an eye

Synonyms & Similar Words

Relevance

traitorous
disloyal
perfidious
unreliable
fickle
faithless
false
unfaithful
inconstant
untrustworthy
recreant
irresponsible
untrue
uncertain
undependable
vacillating
faltering
hesitant
irresolute
wavering
dubious
dispassionate
trustless
uninterested
apathetic

Antonyms & Near Antonyms

loyal
true
constant
steadfast
faithful
responsible
fast
trustworthy
staunch
devout
steady
reliable
solid
dependable
dedicated
trusty
devoted
dutiful
stanch
resolute
unfaltering
determined
trustable
tried
unhesitating
inveterate
down-the-line
passionate
impassioned
intent
unwavering
enthusiastic
ardent
sworn
fervent
fervid
confirmed
avid
tried-and-true
dyed-in-the-wool

Synonym Chooser

Some common synonyms of treacherous are disloyal, faithless, false, perfidious, and traitorous. While all these words mean "untrue to what should command one's fidelity or allegiance," treacherous implies readiness to betray trust or confidence.

a treacherous adviser

Although the words disloyal and treacherous have much in common, disloyal implies a lack of complete faithfulness to a friend, cause, leader, or country.

disloyal to their country

While in some cases nearly identical to treacherous, faithless applies to any failure to keep a promise or pledge or any breach of allegiance or loyalty.

faithless allies

The words false and treacherous are synonyms, but do differ in nuance. Specifically, false stresses the fact of failing to be true in any manner ranging from fickleness to cold treachery.

betrayed by false friends

Perfidious adds to faithless the implication of an incapacity for fidelity or reliability.

a perfidious double-crosser

The synonyms traitorous and treacherous are sometimes interchangeable, but traitorous implies either actual treason or a serious betrayal of trust.

traitorous acts punishable by death

单词	treacherous
释义	treacherous adjective treach·er·ous ˈtre-chə-rəs ˈtrech-rəs 1 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 2 : characterized by or manifesting treachery : perfidious treacherously adverb treacherousness noun Synonyms disloyal faithless false fickle inconstant perfidious recreant traitorous unfaithful untrue See all Synonyms & Antonyms Example Sentences a treacherous act of betrayal They were not prepared to hike over such treacherous terrain. The snow made their hike all the more treacherous. Discussions about money can lead couples into treacherous territory. Recent Examples on the Web Monsoon rains this year have been particularly treacherous for residents of the cross-border communities. José Ignacio Castañeda Perez, The Arizona Republic, 26 Aug. 2022 While the Netherlands’ transportation system famously accommodates bicycles, many communities are treacherous for older folks on foot. Robert Weisman, BostonGlobe.com, 18 Aug. 2022 Bernie still walks the chalet waiting for the big blasts, though the slide is a bit more treacherous, as Vassegh demonstrated. Jr Radcliffe, Journal Sentinel, 18 Aug. 2022 And the party itself is a minefield of potential gaffes, made more treacherous by most yards’ dearth of shelter. Nina Molina, WSJ, 7 July 2022 All of which makes the Fed’s inflation-taming, recession-avoiding act even more treacherous. Paul Wiseman, Chicago Tribune, 16 June 2022 All of which makes the Fed’s inflation-taming, recession-avoiding act even more treacherous. Paul Wiseman, The Christian Science Monitor, 16 June 2022 Threat of Prosecution For women seeking abortions in Poland — and those trying to assist them — the routes have become treacherous. New York Times, 12 June 2022 But the undue optimism from the White House about what is possible with a 50-50 Senate has made a difficult political terrain even more treacherous to navigate. Walter Shapiro, The New Republic, 2 June 2022 See More Word History First Known Use 14th century, in the meaning defined at sense 2 Kids Definition treacherous adjective treach·er·ous ˈtre-chə-rəs 1 : not safe because of hidden dangers This was a treacherous road at night … John Reynolds Gardiner, Stone Fox 2 : not trustworthy : guilty of betrayal or likely to betray a treacherous enemy treacherous adjective as in traitorous not true in one's allegiance to someone or something a treacherous "friend," she's been known to turn against people in the blink of an eye Synonyms & Similar Words Relevance traitorous disloyal perfidious unreliable fickle faithless false unfaithful inconstant untrustworthy recreant irresponsible untrue uncertain undependable vacillating faltering hesitant irresolute wavering dubious dispassionate trustless uninterested apathetic Antonyms & Near Antonyms loyal true constant steadfast faithful responsible fast trustworthy staunch devout steady reliable solid dependable dedicated trusty devoted dutiful stanch resolute unfaltering determined trustable tried unhesitating inveterate down-the-line passionate impassioned intent unwavering enthusiastic ardent sworn fervent fervid confirmed avid tried-and-true dyed-in-the-wool See More Synonym Chooser Some common synonyms of treacherous are disloyal, faithless, false, perfidious, and traitorous. While all these words mean "untrue to what should command one's fidelity or allegiance," treacherous implies readiness to betray trust or confidence. a treacherous adviser Although the words disloyal and treacherous have much in common, disloyal implies a lack of complete faithfulness to a friend, cause, leader, or country. disloyal to their country While in some cases nearly identical to treacherous, faithless applies to any failure to keep a promise or pledge or any breach of allegiance or loyalty. faithless allies The words false and treacherous are synonyms, but do differ in nuance. Specifically, false stresses the fact of failing to be true in any manner ranging from fickleness to cold treachery. betrayed by false friends Perfidious adds to faithless the implication of an incapacity for fidelity or reliability. a perfidious double-crosser The synonyms traitorous and treacherous are sometimes interchangeable, but traitorous implies either actual treason or a serious betrayal of trust. traitorous acts punishable by death
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treacherous

adjective

Synonyms

Example Sentences

Word History

Kids Definition

adjective

adjective

Synonym Chooser