Dornish bastards are named Sand.
Game of Thrones Season 7, Episode 7
Ellaria Sand, my paramour.
Game of Thrones Season 4, Episode 1
I am Obara Sand.
Game of Thrones Season 5, Episode 6
"And I stood upon
the SAND of the sea,
Vikings Season 1, Episode 2
Ellaria and the Sand Snakes
dead or captured.
Game of Thrones Season 7, Episode 3