His face grew longer and longer as he enviously watched Colonel Korn’s treachery continue, and he was almost afraid to listen when General Dreedle moved up beside him and, in a whisper blustery enough to be heard throughout the room, demanded, ’Who is that man?’
There are no more uses of "treachery" in the book.
Show samples from other sources
Benedict Arnold remains the U.S.’s symbol of ultimate treachery.
She was going to get an award for bravery when she should really be kicked out of the Smoke for treachery.