jännitettyjen
The term "jännitettyjen" is the genitive plural form of the Finnish adjective "jännitetty," which translates to "tense," "stressed," or "tensioned." In Finnish grammar, the genitive case often indicates possession or a relationship between nouns, and the plural form signifies that the adjective is modifying multiple items. Therefore, "jännitettyjen" would be used in a context where one is referring to the genitive plural of things that are tense, stressed, or tensioned.
For example, if discussing the "jännitettyjen lihasten" (of the tensed muscles), "jännitettyjen jousien" (of the tensioned