treacherous

Meaning

  1. Exhibiting treachery.
  2. Deceitful; inclined to betray.
  3. Unreliable; dangerous.

Synonyms

perfidious
traitorous
31k
dangerous
A2
perilous
21k
hazardous
C2
unfaithful
C2
harmful
C2
deceitful
21k
unsafe
C2
tricky
C1
insidious
24k
risky
B2
faithless
30k
crafty
C2
unreliable
C2
dishonest
C2
treasonable
heinous
C2
disloyal
20k
guileful
wily
29k
devious
C2
treasonous
44k
atrocious
21k
fiendish
31k
false
B1
malicious
C2
adventuresome
adventurous
C2
sinister
C1
inhuman
C2
hypocritical
C2
rogue
C1

punic

diabolic
rash
C1
fraudulent
23k
fearful
C2
😨
cheat
B2
underhand
44k
malevolent
32k
vile
C1
sly
C1
smart
A2
spiteful
24k
renegade
C2
traitor
B2
perverse
C2
mean
A1
formidable
C2
Translations

traître
hachelijk
tehlikeli
pericoloso
link
azılı
peligroso
perigoso
arriscado
gevaarlijk
gefährlich
acutus

besorglich

verraderlijk
Frequency

C2
Pronounced as (IPA)
/ˈtɹɛt͡ʃəɹəs/
Etymology

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

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English