pestävän
Pestävän is a Finnish word that primarily functions as a verb in its infinitive form. It translates to "to be necessary" or "to have to" in English. The verb indicates an obligation, a need, or a requirement. It is often used to express that something must be done or is unavoidable. For example, "Minun täytyy opiskella" translates to "I have to study." The form "pestävän" specifically refers to the genitive-accusative infinitive of the verb "täytyä," which is the most common verb used to express necessity in Finnish. This grammatical form is used in specific constructions, often in relation to possessives or when the infinitive acts as the object of another verb. Understanding "pestävän" requires an understanding of Finnish verb conjugation and the concept of necessity within the language.