päästessään
Päästessään is a Finnish word that functions as a temporal adverbial clause, often translated into English as "upon arriving," "when they arrive," or "upon being released." It is derived from the verb "päästä," which has a broad range of meanings including to get, to reach, to escape, to be allowed, or to become free. The "-essään" suffix indicates a possessive form within a subordinate clause, referring back to a subject that is performing or experiencing the action of the main verb.
The precise translation of "päästessään" can depend heavily on the context of the sentence. For example, in