kleis
kleis is a term that can refer to several things, primarily in the context of surnames or as a component in geographical names. As a surname, it is found in various countries, particularly in Germanic-speaking regions. Its etymology is often linked to occupational names, potentially deriving from words related to "clay" or "clod" in Old High German or Old Dutch, suggesting ancestors who worked with such materials. Variations of the surname exist across different cultures and time periods.
Beyond personal names, "kleis" can appear in place names. For instance, it might be part of compounds