
A STAIN to exorcise,
to scrub out,
Westworld Season 3, Episode 8

You don't want to STAIN your hands
with blood, but you STAIN mine.
Money Heist Season 1, Episode 4

A STAIN I never noticed before.
Westworld Season 2, Episode 9

My wife is coming home,
and I can't have any odor, any STAIN,
Breaking Bad Season 5, Episode 12

and remove the STAIN from his name.
Game of Thrones Season 3, Episode 6