That woman not only had
vigorous COITUS with Bert
The Big Bang Theory Season 10, Episode 16
...and naked bodies contorted
in the sweet agony of COITUS.
The Big Bang Theory Season 1, Episode 13
for after you've had
disappointing COITUS with Penny.
The Big Bang Theory Season 7, Episode 2
you haven't had COITUS on?
The Big Bang Theory Season 7, Episode 18
She has COITUS one time,
suddenly she's Gloria Steinem.
The Big Bang Theory Season 10, Episode 5