
...we need the APPROPRIATE words
to mark this historic scientific event.
The Big Bang Theory Season 2, Episode 12

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

What kind of tea
is APPROPRIATE
The Big Bang Theory Season 12, Episode 23

with a nautical theme
might be APPROPRIATE.
The Big Bang Theory Season 7, Episode 2

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