This is the 3173rd most frequent Polish word.
rodzajów
"Rodzajów" means "types" or "kinds" in English.
This sentence uses "rodzajów" to indicate different kinds or categories of sports, showing its genitive plural form.
W naszej szkole uczymy wielu różnych rodzajów sportów.
In our school, we teach many different kinds of sports.
Here, "rodzajów" refers to different types or varieties of ancient artifacts, again reflecting the genitive plural case for its descriptive use with plural objects.
W muzeum widziałam wiele rodzajów starożytnych przedmiotów.
In the museum, I saw many kinds of ancient artifacts.
In this sentence, "rodzajów" is used to describe different species or types of birds, illustrating its function to detail classification.