osapuoilla
Osapuoilla is a Finnish grammatical form of the noun osapuoli, which refers to a party to a contract, agreement, or legal dispute. As the adessive plural, it is used to indicate “with the parties” or “at the parties,” referring collectively to the participants involved in a matter. In legal and commercial Finnish, this form often appears when describing the rights, duties, or actions of all parties to an agreement.
In practice, osapuoilla is encountered in contract texts, court pleadings, and administrative documents where the reference
Etymology and related forms: osapuoli is a compound-like noun formed from elements meaning “part” or “side,” and