Yes. Since their relationship
became CARNAL...
The Big Bang Theory Season 3, Episode 4
Obviously another CARNAL fiasco
with the "shiksi" goddess.
The Big Bang Theory Season 3, Episode 2
The CARNAL repartee, the erotic to and fro.
The Big Bang Theory Season 2, Episode 12
That's not to say that
if a CARNAL relationship were to develop...
The Big Bang Theory Season 1, Episode 1
...in a very intimate
and CARNAL fashion.
The Big Bang Theory Season 2, Episode 23