päästämästään
Päästämästään is a Finnish word that functions as a genitive past passive participle. It is derived from the verb "päästää," which has a broad range of meanings including to let go, to release, to allow, to cause, or to emit. The ending "-mästään" indicates that the action of the verb was performed by the subject and is in the past tense, with the possessive suffix "-ään" referring to the subject itself.
Therefore, "päästämästään" can be translated as "having been released by oneself" or "having caused oneself to
Understanding the grammatical function and the multiple meanings of the root verb "päästää" is crucial for