
On the other hand,
we might LACK a certain maturity.
The Big Bang Theory Season 9, Episode 16

What do they all LACK?
Game of Thrones Season 4, Episode 3

and his congenital
LACK of masculinity.
The Big Bang Theory Season 5, Episode 11

Okay, the Nordic reputation for
LACK of humor is well-founded.
The Big Bang Theory Season 7, Episode 5

I've long said, what you
LACK in academic knowledge
The Big Bang Theory Season 5, Episode 5