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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
Late Middle English kelswayn, from Low German kielswîn, kielswīn, from kiel (“keel of a ship”) (from Old Norse kjǫlr) + swin (“swine”), used as the name of a timber (however, compare sill). Compare with Dutch kolzwijn, kolsem, Low German, kielswîn, German Kielschwein, Danish kølsvin, kölsvin, all with the same meaning.
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Classic usage
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