This is the 8796th most frequent Russian word.
полещук
"Полещук" refers to a person from Polesia, a historical region in Eastern Europe.
In this context, the word 'Полещук' is used as a surname of a person.
Полещук любил проводить время на природе.
Poleshchuk enjoyed spending time in nature.
Here, 'полещук' is used to refer to a person from the Polesia region, denoted as their cultural identity.
Как полещук, он прекрасно понимал окружающую среду.
As a Poleshuk, he perfectly understood the environment.
In this case, 'полещуков' represents the plural form of an ethnic group or community associated with the Polesia region.