
Then the Lannisters caught me
and executed me for TREASON.
Game of Thrones Season 3, Episode 5

after you took your leave.
The word "TREASON" was mentioned.
Game of Thrones Season 1, Episode 5

Treason?
Game of Thrones Season 1, Episode 8

He executed their king for TREASON.
Game of Thrones Season 5, Episode 2

It's nothing
compared to the TREASON
Game of Thrones Season 7, Episode 1