
Third is assorted pheromones.
Tread lightly.
The Big Bang Theory Season 2, Episode 21

There is a THIRD option, though.
Game of Thrones Season 6, Episode 3

...so we can mutually disparage
this unpleasing THIRD party.
The Big Bang Theory Season 8, Episode 2

...if I could add a THIRD
new chess piece.
The Big Bang Theory Season 4, Episode 22

Put her away
because I don't have a THIRD one.
The Big Bang Theory Season 8, Episode 19