poistuta
Poistuta is a term that does not have a widely recognized definition in standard Finnish dictionaries or in major encyclopedic references. Its appearance is limited to occasional online discussions, experimental language notes, or as a potential misspelling or nonce word rather than a defined lexical item.
In Finnish, the closest commonly used verbs are poistaa, meaning to remove, and poistua, meaning to leave
Possible interpretations in informal use could include a nonstandard inflection from a root related to removing
If a particular text or source uses poistuta with a specific intent or definition, it is advisable