Where does “sithe” come from?

sithe (Middle English) comes from Old English sīþe, from Proto-Germanic segiþō-.

Ancestry of “sithe”, step by step

sithe traces back through 3 separate lines of ancestry.

via Old English sīþe

StepLanguageWordMeaning
1Old Englishsīþe—
2Proto-Germanicsegiþō-—

via Old English sīðe

StepLanguageWordMeaning
1Old Englishsīðewidely

via Old English siġði

StepLanguageWordMeaning
1Old Englishsiġðisickle
Every word from Proto-Germanic segiþō- →Every word from Old English sīþe →