
He is the rightful HEIR.
Nothing can change that.
Game of Thrones Season 1, Episode 7

The boy is HEIR to Highgarden.
Game of Thrones Season 3, Episode 5

And he's the HEIR to the throne.
Game of Thrones Season 8, Episode 4

Without Sansa,
you won't be able to produce an HEIR.
Game of Thrones Season 6, Episode 1

The King must have an HEIR
Game of Thrones Season 6, Episode 7