Kivenmunan
Kivenmunan is the genitive singular form of the Finnish noun kivenmuna, literally meaning "stone egg." The base kivenmuna itself is a compound of kivi, meaning "stone," and muna, meaning "egg." As a grammatical form, kivenmunan appears in constructions that denote possession or a relationship to a stone egg, rather than as a distinct standalone concept.
In ordinary Finnish, the genitive form kivenmunan is used to indicate belonging or association, much as in
There is no widely recognized object, place, or entity universally identified simply as “kivenmunan” in standard
If you are referring to a particular cultural, literary, or regional usage of the term outside standard