
...who publicly ACKNOWLEDGE
they're our girlfriends.
The Big Bang Theory Season 3, Episode 12

Time to ACKNOWLEDGE
that we are paying the price...
The Big Bang Theory Season 2, Episode 16

Sheldon, why don't you
just ACKNOWLEDGE
The Big Bang Theory Season 5, Episode 10

...and entrusted with its final delivery.
I need you to ACKNOWLEDGE receipt...
The Big Bang Theory Season 2, Episode 18

It's nice of you to ACKNOWLEDGE us,
but this is your accomplishment.
The Big Bang Theory Season 10, Episode 23