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treacherous
01
inclined to deceive or betray others for personal gain or advantage
Examples
He proved to be treacherous when he leaked sensitive information to their competitors.
02
posing a hidden or sudden threat
Grammatical Information
Composition
Simple
qualitative
Superlative
most treacherous
Comparative
more treacherous
gradable
Examples
The hikers navigated the treacherous mountain path with caution.
Lexical Tree
treacherously
treacherous
