Sithed vs. Sythed: What's the Difference?
Sithed and sythed are not standard words in English. However, "sithed" might be a misspelling or variant of "scythed," meaning cut with a scythe, whereas "sythed" appears to be a common misspelling of the same.
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Sithed and Sythed Definitions
Sithed
Simple past tense and past participle of sithe
Sythed
Simple past tense and past participle of sythe
Sithed
Scythed.