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Word of the Day Tuesday, June 9, 2026

treacher

/ˈtreɪtʃər/ noun · British & US
Valid in UK
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What does treacher mean?

noun

A treacher is a person who betrays trust or confidence, often in a treacherous or deceitful manner. This term is often used to describe someone who has committed a serious breach of loyalty or faith.

Example

"The company's CEO was accused of being a treacher after it was revealed that he had secretly sold company assets to a rival firm."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for treacher

Antonyms of treacher

Rhymes with treacher

Etymologically related