treason etymology

English word treason comes from Latin traditio, and later Old French traison (Treason.)

Detailed word origin of treason

Dictionary entryLanguageDefinition
traditio Latin (lat) (legal) delivery of possession. A saying handed down from earlier times. A surrender, delivering up. A teaching, instruction.
traison Old French (fro) Treason.
treson Anglo-Norman (xno)
treison Middle English (enm)
treason English (eng) An act of treachery, betrayal of trust or confidence. Providing aid and comfort to the enemy.. The crime of betraying one’s own country.