Where does “Scot-” come from?

Scot- (Latin) comes from Ancient Greek σκότος, from Proto-Indo-European skh₃tos, from Proto-Indo-European (s)ḱeh₃- — darkness, shadow.

Ancestry of “Scot-”, step by step

StepLanguageWordMeaning
1Ancient Greekσκότοςdarkness, gloom
2Proto-Indo-Europeanskh₃tos—
3Proto-Indo-European(s)ḱeh₃-darkness, shadow
Every word from Proto-Indo-European (s)ḱeh₃- →Every word from Proto-Indo-European skh₃tos →Every word from Ancient Greek σκότος →
Scot- — Etymology, Origin & Word History | Etymology Explorer