I think it could be ROMANTIC.
The Big Bang Theory Season 7, Episode 5
...or, uh, someone
in a ROMANTIC relationship...
The Big Bang Theory Season 6, Episode 2
Well, no, the study refers
to ROMANTIC partners.
The Big Bang Theory Season 8, Episode 4
Isn't that ROMANTIC?
The Big Bang Theory Season 11, Episode 17
Hey, how come you've never
done anything ROMANTIC
The Big Bang Theory Season 7, Episode 6