pylväissä
Pylväissä is the inessive plural form of the Finnish noun pylväs, meaning “in the pillars” or “in the columns.” In Finnish grammar, the inessive case indicates location inside or within something, and the plural form signals multiple pillars. The form is built from the stem pylväs with the inessive plural suffix -issä, yielding pylväissä.
The corresponding singular forms are pylvään (genitive) and pylväässä (inessive singular). The nominative plural is pylväät.
Usage and context: pylväissä is typically found in architectural descriptions or historical writing when noting something