räjähtämään
räjähtämään is the illative form of the Finnish verb räjähtää, meaning "to explode." The illative case in Finnish indicates movement into a place or state. Therefore, räjähtämään signifies the action of moving into a state of explosion or the process of beginning to explode.
It is commonly used in contexts describing something that is about to detonate, ignite, or burst forth.
The verb räjähtää itself has a range of meanings from a literal explosion of a physical object