This is the 13382nd most frequent Polish word.
owocniki
"Owocniki" means "fruiting bodies," referring to the spore-producing structures of fungi.
Here, 'owocniki' refers to the fruiting bodies of fungi, which are their reproductive structures.
W lesie widziałem piękne owocniki borowików.
In the forest, I saw beautiful fruiting bodies of boletus mushrooms.
In this case, 'owocniki' is used in a scientific context to describe the observed structures.
Botanik zbadał rozwój owocników pod mikroskopem.
The botanist studied the development of fruiting bodies under the microscope.
Here, 'owocniki' indicates the specific part of the mushrooms that is harvested and sold.