
COITUS portion
of your birthday festivities.
The Big Bang Theory Season 10, Episode 11

That I have COITUS with her.
The Big Bang Theory Season 9, Episode 11

they just stay home
and have constant COITUS.
The Big Bang Theory Season 11, Episode 9

and then find a bedroom
to have COITUS in.
The Big Bang Theory Season 11, Episode 11

I find the concept of COITUS ridiculous
and off-putting.
The Big Bang Theory Season 6, Episode 20