slovanským
Slovanským is a grammatical form in several Slavic languages, specifically the instrumental plural. It is derived from the Proto-Slavic form *slověnskъ, meaning "Slavic." This adjective is used to describe things belonging to or related to Slavic peoples, languages, or culture.
In practice, slovanským indicates plurality and modifies nouns in the instrumental case. The instrumental case often
The term "Slavic" itself originates from the word "Slovene," which likely meant "speaker" or "one who talks"