
Then your meal choice is APPROPRIATE.
The Big Bang Theory Season 1, Episode 17

contextually
APPROPRIATE here?
The Big Bang Theory Season 5, Episode 19

...to the APPROPRIATE destination.
The Big Bang Theory Season 3, Episode 15

...and then you say something APPROPRIATE
in response.
The Big Bang Theory Season 1, Episode 1

Oh, derived from the word "angel."
Appropriate.
The Big Bang Theory Season 4, Episode 22