rünce
Rünce is a term that can refer to several things, depending on the context. In some Slavic languages, such as Slovenian, "rünce" is a diminutive form of a word that translates to "bear." It might be used colloquially to refer to a small bear or as a term of endearment. The specific etymology and usage can vary within these linguistic traditions.
Outside of linguistic contexts, "rünce" does not appear to be a widely recognized term in common English