Don't rush it. We may be dealing
with befoulment on a molecular LEVEL.
The Big Bang Theory Season 6, Episode 9
...small places, going below floor LEVEL,
dampness, hatches, ladders, darkness, echoes...
The Big Bang Theory Season 8, Episode 6
SHELDON: Ugh, I don't want the next LEVEL.
I like this LEVEL.
The Big Bang Theory Season 4, Episode 5
Mmm... Except the creature in the crib
is a LEVEL nine poop monster.
The Big Bang Theory Season 10, Episode 13
You can't compete with me
on an intellectual LEVEL...
The Big Bang Theory Season 1, Episode 6