I'll hit you in the face with a PILLOW.
The Big Bang Theory Season 2, Episode 5
...and have naked PILLOW fights?
The Big Bang Theory Season 2, Episode 7
Pillow fight!
The Big Bang Theory Season 12, Episode 24
but that was just 'cause
there was a spider on his PILLOW
The Big Bang Theory Season 10, Episode 13
If you don't wanna snuggle, fine,
but we're not building a PILLOW wall.
The Big Bang Theory Season 10, Episode 4