
The word is Polish.
See? Look.
The Big Bang Theory Season 6, Episode 4

Would you like me
to play some Polish music
The Big Bang Theory Season 7, Episode 23

Who, although she was a naturalized
French citizen, was Polish by birth!
The Big Bang Theory Season 6, Episode 4

Excuse me, the word is POLISH.
The Big Bang Theory Season 6, Episode 4

...a Polish astronomer. Finally, if that
wasn't enough, which it should've been...
The Big Bang Theory Season 6, Episode 4