It would only be rebound if he and Penny
had actually engaged in physical INTIMACY.
The Big Bang Theory Season 2, Episode 2
...that having sex is our way of making up
for INTIMACY we didn't get as children.
The Big Bang Theory Season 2, Episode 15
Just extending the INTIMACY.
The Big Bang Theory Season 1, Episode 5
He's battled INTIMACY issues
his whole life.
The Big Bang Theory Season 9, Episode 23
instead of pressuring him to
accept INTIMACY on your terms.
The Big Bang Theory Season 7, Episode 10