spotkanych
Spotkanych is a Polish word formed as the past passive participle of the verb spotkać, meaning "encountered" or "met." It functions as an adjective or participial modifier that describes something that has been met or encountered. In use, it commonly appears with nouns in the genitive plural, and it can appear in other cases when the noun it modifies requires a different grammatical ending.
In terms of morphology, spotkanych is the genitive plural form of spotkany, the masculine personal past passive
Usage and nuance: spotkanych conveys that the referenced entities have been met or encountered at some point
See also: spotkać, spotykać, spotkanie, participles in Polish grammar.