Thought it was going to be a lewd joke but poor girl can't pronounce the word.
Edit: i just got it after Googling the word in entirely

sabitafukku said:

Thought it was going to be a lewd joke but poor girl can't pronounce the word.

If she knows the pronunciation of the word, how would she respond?
Hint: her previous two answers

It is certainly a lewd joke.

Brightlight said:

If she knows the pronunciation of the word, how would she respond?
Hint: her previous two answers

It is certainly a lewd joke.

Problem she ends her sentence with -ssu... So...

Kuso TTK T-kun taken away by the MPs umapyoi police.