This is the 17615th most frequent Polish word.
zeszyty
Notebooks.
Here, 'zeszyty' is used in the nominative case as the subject of the sentence, referring to physical notebooks.
Zeszyty leżą na stole.
The notebooks are lying on the table.
In this sentence, 'zeszyty' is in the accusative case, showing the direct objects 'notebooks' in relation to the verb 'mam' (I have).
Mam nowe zeszyty do matematyki.
I have new notebooks for math.
Here, 'zeszytów' is the genitive plural form of 'zeszyty,' indicating possession or need within the context of the preposition 'do' (for).