treacherous
/ˈtretʃərəs/
treach · er · ous
ˈtretʃ · ər · əs
English Definition
adj. dangerous, unreliable
Significado en Español
traicionero, peligroso
Nghĩa Tiếng Việt
nguy hiểm, phản bội
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Example Sentence
The mountain road is treacherous.
山路很危险。
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Memory Aid / 记忆技巧
treachery(betrayal)+ous
Know this word? Mark it mastered, or move on.
Practice — Synonym (ISEE Verbal)
Choose the word that is closest in meaning to “treacherous”:
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A
Dangerous
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B
Reliable
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C
Joyful
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D
Obvious
Show answer
A — Dangerous.
“treacherous” means adj. dangerous, unreliable
Practice — Sentence Completion (ISEE Verbal)
The icy, narrow mountain path was steep and ______.
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A
treacherous
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B
safe
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C
gentle
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D
smooth
Show answer
A — treacherous.
“treacherous” means adj. dangerous, unreliable
Common questions about “treacherous”
What does “treacherous” mean?
treacherous — adj. dangerous, unreliable. In Chinese: 危险的，背叛的.
How do you pronounce “treacherous”?
treacherous is pronounced /ˈtretʃərəs/. It breaks into 3 syllables: treach · er · ous.
How do you use “treacherous” in a sentence?
The mountain road is treacherous. (山路很危险。)
What are synonyms for “treacherous”?
dangerous, disloyal — all close in meaning to treacherous (adj. dangerous, unreliable).
Is “treacherous” an ISEE Lower-level word?
Yes. treacherous appears on the iSEE Vocab Lower list, which covers 615 words for the ISEE and SSAT.
How can I remember “treacherous”?
treachery(betrayal)+ous
