skvrnu
skvrnu is a Czech term that translates to "stain" or "spot" in English. It can refer to a physical mark on a surface, such as a wine stain on a tablecloth or a ink spot on paper. In a figurative sense, skvrnu can also denote a moral blemish or a mark on someone's reputation, implying something that is difficult to remove or erase.
The word is derived from the Proto-Slavic root *skvrn-, related to concepts of dirt, pollution, or corruption.
Figuratively, skvrnu carries a stronger connotation of something negative and persistent. It can be used to