manaalloinen
Manaalloinen is a Finnish term that translates to "underground" or "subterranean." It is often used in contexts related to the natural world, referring to the layers of the earth beneath the surface. This can include soil, rock formations, and subterranean water systems. The term can also extend to geological features like caves and underground rivers.
In a more metaphorical sense, manaalloinen can refer to things that are hidden, secret, or operating beneath
The term is not exclusive to natural phenomena and can be found in discussions of infrastructure such