This is the 17567th most frequent Polish word.
zdañ
"Zdań" is the plural form of "zdanie," meaning "sentences" or "opinions" in English, depending on context.
Here, 'zdań' refers to 'sentences' in the genitive plural case, as it follows the possessive indicator 'tych'.
Nie jestem pewien, czy zrozumiałem sens tych zdań.
I'm not sure if I understood the meaning of these sentences.
In this context, 'zdań' is also the genitive plural form of 'zdanie', used after the quantifier 'kilka'.
Do zadania napisałem kilka zdań w języku polskim.
For the assignment, I wrote a few sentences in Polish.
The word 'zdań' again means 'sentences' in the genitive plural case, used here to denote ownership or origin.