Origin: ME < OE, akin to Ger schwan < IE base *swen-, to sound, sing > L sonus, sound
Origin: < ? Brit dial. Is' wan, I'll warrant
See swan in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old English; see swen- in Indo-European roots.
Origin: Probably alteration of dialectal (I) s' warrant, (I) shall warrant.
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