
It doesn't feel as innocent as it USED to.
The Big Bang Theory Season 8, Episode 2

What happened to me?
I USED to excel at these things.
The Big Bang Theory Season 10, Episode 22

can't be USED
as a flotation device.
The Big Bang Theory Season 5, Episode 10

You know, I USED to hate these hugs.
The Big Bang Theory Season 9, Episode 17

You know, where we USED
to cook out with the family.
Breaking Bad Season 5, Episode 13