
So it went beyond the mere fact
of COITUS to a blow-by-blow, as it were.
The Big Bang Theory Season 4, Episode 20

She has COITUS one time,
suddenly she's Gloria Steinem.
The Big Bang Theory Season 10, Episode 5

He asked her
during COITUS.
The Big Bang Theory Season 5, Episode 24

You're kidding! What kind of maniacs
have COITUS in someone else's bedroom?
The Big Bang Theory Season 9, Episode 16

Childbirth, looming COITUS?
The Big Bang Theory Season 10, Episode 11