treasonable
- s having the character of, or characteristic of, a traitor
- This move was regarded as almost treasonable because the two big chains figure that live shows are their stock in trade.
- As his treasonable acts were recited, the arch-collaborator of Vichyfrance calculatingly sized up the opposition: white-haired Andr Mornet, prosecutor of Mata Hari and Ptain .
- The regents are also empowered to dismiss school employees for the "utterance of any treasonable or seditious word .