treacherous

English

Etymology

FromOld Frenchtrecheros,tricheros(“deceitful”).Seetreacher.

Pronunciation

• IPA^(key):/ˈtɹɛt͡ʃəɹəs/,/ˈtɹɛt͡ʃɹəs/

• Audio(US):

  (file)

Adjective

treacherous(comparativemoretreacherous,superlativemosttreacherous)

1. Exhibitingtreachery.
2. Deceitful;inclined tobetray.
3. Unreliable;dangerous.

   atreacherousmountain trail

Antonyms

• (antonym(s) of“exhibiting treachery”):loyal

Related terms

• treacher
• treachery
• trick
• trickster
• tricky

Collocations

Collocations

• treacherous waters
• treacherous terrain
• treacherous journey
• treacherous path
• treacherous ground
• treacherous road
• treacherous place
• treacherous part
• treacherous sister
• treacherous people
• treacherous friend
• treacherous man
• treacherous body
• treacherous heart
• treacherous mountain
• treacherous rocks
• treacherous act
• treacherous conditions
• treacherous currents
• treacherous sea
• treacherous attack
• treacherous murder
• treacherous nature
• treacherous enemy
• treacherous ice
• treacherous conduct

Translations

exhibiting treachery

• Bulgarian:коварен(bg)(kovaren),вероломен(bg)(verolomen)
• Czech:zrádným
• Danish:forræderisk
• Dutch:verraderlijk(nl)
• Finnish:petollinen(fi)
• French:traître(fr)
• Georgian:მოღალატური(moɣalaṭuri),გამცემლური(gamcemluri)
• German:verräterisch
• Greek:προδοτικός(el)m(prodotikós),δόλιος(el)m(dólios)

  Ancient:δολερός(dolerós),προδοτικός(prodotikós)

• Hungarian:áruló(hu)
• Irish:fealltach,cealgach

  Old Irish:braittech

• Italian:traditore(it)m,sleale(it)m,infido(it)m
• Norwegian:

  Bokmål:forrædersk

• Polish:zdradziecki(pl)
• Portuguese:fementido(pt),traiçoeiro(pt)m
• Russian:вероло́мный(ru)(verolómnyj),преда́тельский(ru)(predátelʹskij)
• Spanish:traicionero(es)
• Swedish:förrädisk(sv),trolös(sv)

deceitful; inclined to betray

• Azerbaijani:kəmfürsət
• Bulgarian:предателски(bg)(predatelski)
• Czech:zrádným
• Finnish:petollinen(fi)
• French:traître(fr)
• Georgian:გამცემლური(gamcemluri)
• German:verräterisch,hinterlistig(de),doppelzüngig(de)
• Greek:δόλιος(el)m(dólios),επίβουλος(el)m(epívoulos),δολερός(dolerós)

  Ancient:προδοτικός(prodotikós)

• Hungarian:álnok(hu)
• Ingrian:pettelikko,salakavala
• Irish:fabhtach,braiteach
• Kazakh:залым(zalym),опасыз(opasyz)
• Latin:perfidus
• Russian:вероло́мный(ru)(verolómnyj),кова́рный(ru)(kovárnyj)

unreliable; dangerous

• Bulgarian:ненадежден(bg)(nenadežden)
• Czech:zrádným,ošidný
• Danish:forræderisk
• Finnish:petollinen(fi)
• French:traître(fr)
• Georgian:მუხანათური(muxanaturi)
• German:tückisch(de)
• Greek:ύπουλος(el)m(ýpoulos)
• Norwegian:

  Bokmål:forrædersk

• Plautdietsch:roakboa
• Russian:ненадёжный(ru)(nenadjóžnyj),непро́чный(ru)(nepróčnyj)
• Spanish:traicionero(es)
• Swedish:förrädisk(sv)

Further reading

• “treacherous”,inWebster’s Revised Unabridged Dictionary,Springfield, Mass.:G. & C. Merriam,1913,→OCLC.
• “treacherous”,inThe Century Dictionary[…],New York, N.Y.:The Century Co.,1911,→OCLC.
• “treacherous”,inOneLook Dictionary Search.