
Just try
and REIN it in a bit,
will you?
Westworld Season 2, Episode 5

So, you don't think
he needs to REIN it in a little?
The Big Bang Theory Season 9, Episode 20

...Dolores will have free REIN.
Westworld Season 2, Episode 7

Rein in your tongue.
She is still your Khaleesi.
Game of Thrones Season 1, Episode 9