Meaning of the word treacherously in English

What does treacherously mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

treacherously

US /ˈtretʃ.ɚ.əs.li/
UK /ˈtretʃ.ər.əs.li/

Adverb

1.

in a way that involves betrayal or deception

Example:
He acted treacherously, betraying his friends for personal gain.
The politician spoke treacherously, making promises he never intended to keep.
2.

in a way that is dangerous or unpredictable, especially due to hidden hazards

Example:
The mountain path was treacherously icy, making every step perilous.
The current in the river flowed treacherously, pulling swimmers downstream.
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