Lätti
Lätti is a Finnish word that can refer to several things, primarily related to flat objects or being flattened. In its most common usage, "lätti" describes something that is flat, thin, or has been pressed down. For example, a pancake made in a thin, flat style might be called a "lätti" pancake. It can also describe a person or object that has been squashed or flattened, such as "lätti nenä" which translates to a flattened nose.
Beyond physical flatness, "lätti" can also be used colloquially to describe a flat tire on a vehicle.
The word also appears in certain idiomatic expressions. For instance, to "mennä lättiin" means to become flattened,