...it was a pretty nifty
little ACHIEVEMENT.
The Big Bang Theory Season 4, Episode 2
I just won't talk about the greatest
ACHIEVEMENT of my life ever again.
The Big Bang Theory Season 6, Episode 5
Well, you doled out affection
as a reward for ACHIEVEMENT...
The Big Bang Theory Season 8, Episode 23
...with his dating a woman
whose most significant ACHIEVEMENT...
The Big Bang Theory Season 3, Episode 11
the greatest
scientific ACHIEVEMENT
The Big Bang Theory Season 7, Episode 6