Siðr
Siðr is a term found in Old Norse and modern Icelandic that denotes custom, usage, and tradition. It encompasses the patterns of behavior a community considers appropriate, including social norms, etiquette, and ritual practices. While related to law, siðr refers to unwritten, customary expectations that guide conduct in everyday life as well as in ceremonial contexts.
In historical sources, siðr covers a range of practices from hospitality and oath-taking to ritual acts and
Siðr also functions as a marker of group identity and continuity, linking generations through inherited practices
In contemporary Icelandic, the modern cognate is siður, meaning custom or tradition. The term siðr appears mainly