suojuksena
Suojuksena is the essive form of the Finnish noun suojus, meaning a shield, protection, or safeguard. In linguistic terms, suojuksena expresses a state or role—literally “as a protection” or “in the capacity of a shield.” It is used to characterize how something functions or is applied in a given situation.
In usage, suojuksena denotes that an object, measure, or arrangement serves as protection or a protective function.
Compared with other forms of the same noun, suojuksena is specifically the essive case, whereas other cases
Examples of use include sentences like: Tämä kerros toimii suojuksena iskuilta. Laite on suunniteltu toimimaan suojuksena