This is the 9778th most frequent Polish word.
zientek
The word "zientek" does not appear to have a meaning in standard Polish; it may be a surname or a regional term.
In this sentence, 'Zientek' is used as a proper noun, possibly referring to someone's name.
Spotkałem Zientka w parku.
I met Zientek in the park.
Here, 'zientki' could be a colloquial term for leftovers, denoting remaining food.
Zostały zientki na stole po śniadaniu.
There were leftovers on the table after breakfast.
In this case, 'Zientek' is queried as a surname, reflecting its use in addressing or identifying a person.