Treacherous

Adjective

Definition: Not to be trusted; guilty of or involving betrayal or deception.

Definition: Unpredictable; dangerous or hazardous due to hidden dangers.

Synonyms: Untrustworthy, Deceitful, Dishonest, Perfidious

Antonyms: Trustworthy, Loyal, Dependable, Faithful

Examples:
  • The treacherous friend betrayed their secrets to the enemy.
  • The mountain trail became treacherous after it started snowing heavily.
Mnemonics:
  • Think of the word "treacherous" as someone who is dangerous because they betray your trust.
  • Remember the sound similarity between "treacherous" and "treasure-less," signifying that someone or something treacherous lacks value or worth.

Etymology:

Origin:

The word "treacherous" originated from Middle English "trecherous" and Old French "treceor," which derived from Latin "tradere" meaning "to betray."

Historical Usage:

The term "treacherous" has been used in the English language since the 14th century to describe deceitful or untrustworthy behavior.

Related Idioms:

Idiom:

"A treacherous path"

Explanation:

Refers to a risky or unpredictable course of action or journey.

Misconceptions:

Misconception:

Confusing "treacherous" with "traitorous."

Explanation:

While the words have similar meanings, "treacherous" refers to untrustworthy or deceptive behavior, whereas "traitorous" specifically implies betrayal or disloyalty towards one's country or friends.

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