I don't want you to read
something you think'll just BUTTER me up.
The Big Bang Theory Season 9, Episode 9
A BUTTER churn.
The Big Bang Theory Season 11, Episode 11
Now go get BUTTER.
The Big Bang Theory Season 5, Episode 17
Or a Nutter Butter,
if you're in a pinch.
The Big Bang Theory Season 7, Episode 21
BUTTER is an excellent lubricant
for your rectal exam.
The Big Bang Theory Season 5, Episode 17