kiinteämpiin
The Finnish word "kiinteämpiin" is the illative plural form of the adjective "kiinteä." "Kiinteä" translates to "solid," "firm," "fixed," or "dense" in English, depending on the context. Therefore, "kiinteämpiin" specifically refers to a state of being "more solid," "firmer," "more fixed," or "denser" when referring to multiple items or concepts.
For example, in a scientific context, "kiinteämpiin olomuotoihin" would mean "into more solid states" or "into