出典:Wiktionary
From Proto-West Germanic *swaþ, from Proto-Germanic *swaþō, from Proto-Indo-European *swem(bʰ)- (“to bend, turn, swing”).[1] Cognate with Old Norse svæði (“open field”).
swæþ n
From Proto-West Germanic *swaþ-. Compare Middle Low German swēde (“dressing for a wound, wrap, compress, bandage”), Middle High German swede (“wound dressing, bandage”), Middle High German swade (“strip, band, film”).
swæþ ?