Synonyms & related words for treachery

Find synonyms, related words, and the definition of treachery — including perfidy, perfidiousness, treason, treacherousness, disloyalty, duplicity. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to treachery

Explore words related to treachery — words associated with it, words that go with it, and its nearest matches in meaning. Related words include betrayal, traitorism, traitorousness, proditor, treasonously, recreancy, traitorly, proditorious. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for treachery

Common synonyms for treachery include perfidy, perfidiousness, treason, treacherousness, disloyalty, duplicity, dishonesty, deceitfulness — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does treachery come from?

The word treachery breaks down into 2 roots of Old French origin: treacher, from Old French trichier (“to cheat, deceive”); and -y, from Old French ie (“forms abstract noun”). Explore each root to see other English words built from the same source.