
Some what?
Oh, yes, some sexual INTERCOURSE.
The Big Bang Theory Season 2, Episode 3

If the two of you engage in INTERCOURSE,
this will create the biochemical reaction...
The Big Bang Theory Season 2, Episode 9

...that Koothrappali might have INTERCOURSE
with Penny tonight?
The Big Bang Theory Season 2, Episode 4

I must say, Amy, pretending
to have INTERCOURSE with you...
The Big Bang Theory Season 4, Episode 20

Have you had INTERCOURSE?
The Big Bang Theory Season 7, Episode 23