
Any aspects of our sexual RELATIONSHIP,
regarding your preferences...
The Big Bang Theory Season 1, Episode 13

I have a RELATIONSHIP
and a full-time career, too.
The Big Bang Theory Season 9, Episode 14

- How so?
- Because we'd be in a real RELATIONSHIP...
The Big Bang Theory Season 2, Episode 16

...is that you want a more intimate
mother-son RELATIONSHIP.
The Big Bang Theory Season 3, Episode 11

Because they have a weird,
inappropriate RELATIONSHIP.
The Big Bang Theory Season 8, Episode 8