väkevien
Väkevien is the genitive plural form of the Finnish adjective väkevä, meaning strong, powerful, or potent. It is used when the adjective modifies a plural noun in a genitive construction, or when the phrase functions as a noun phrase referring to “the strong ones” or “of the strong ones.” In practice, väkevien appears most often in longer noun phrases such as väkevien miesten voima (“the strength of the strong men”) or väkevien naisten neuvosto (“the council of the strong women”).
In Finnish, adjectives decline to agree with the noun they modify, including in genitive constructions. Väkevien
Etymology-wise, väkevä is a native Finnish adjective denoting strength or efficacy, and väkevien is its standard