
He didn't listen to Varys,
who tried to WARN him.
Game of Thrones Season 3, Episode 5

I did WARN you not to trust me.
Game of Thrones Season 1, Episode 7

If you don't figure something out,
I WARN you...
The Big Bang Theory Season 2, Episode 3

Listen, before we leave,
I should WARN you...
The Big Bang Theory Season 3, Episode 12

This is an authentic Chinese throwing star,
and I must WARN you...
The Big Bang Theory Season 6, Episode 9