piwnicach
Piwnicach is the locative plural form of the Polish noun piwnica, which means cellar or basement. It is not a standalone noun or a proper place name; rather, it is a grammatical form used after prepositions to express location.
In Polish grammar, piwnica refers to a storage space, often underground, found in houses, buildings, or basements.
The term frequently appears in architectural descriptions, real estate listings, and historical texts when detailing features
In toponymy, stems related to piwnica appear in various Polish place names (for example Piwniczna or Piwniczna-Zdrój).