Meaning & Definition of word "Treacherous"

Treacherous

/ˈtrɛtʃ.ər.əs/

1. Dangerous and unpredictable; likely to betray trust.
- Example: The treacherous path through the mountains was filled with loose rocks and steep drops.
2. Characterized by hidden dangers or hazards.
- Example: The treacherous waters of the river made it impossible for boats to navigate safely.
3. Guilty of or involving betrayal or deception.
- Example: His treacherous behavior eventually led to his downfall when his colleagues discovered his schemes.
4. Not able to be trusted; likely to be disloyal.
- Example: She found it hard to forgive him after his treacherous actions during the negotiation.

Middle English trecherous, from Old French trecher, from trecheur, meaning 'to betray'

treacherous ground:

Refers to a situation that is unstable or dangerous.

a treacherous ally:

Someone who appears to be on your side but is actually harmful.

treacherous waters:

Waters that are unpredictable and potentially harmful, often used metaphorically.

betray:

To be disloyal or unfaithful.

perilous:

Full of danger or risk.

deceptive:

Giving an appearance different from the true one.

Meaning: shady

Example Sentence: That deal sounds shady; I wouldn’t trust it.

Meaning: two-faced

Example Sentence: Watch out for her; she’s really two-faced.