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Classic usage
Reading level: hard
Estimated CEFR level: B2 — Upper-Intermediate
Estimated from word frequency; not an official CEFR classification.
From Middle English rugged, roggyd, ruggyd, derived from Old Norse rǫgg (“tuft, shagginess”), equivalent to rug (“rough, woollen material”) + -ed. Compare Old Swedish ruggoter (“wrinkled”), Swedish rugga (“to roughen”), Swedish ruggig (“shaggy”), Icelandic rögg (“shagginess”), Old Norse raggaðr (“tufted”), dialectal Danish raggad (“shaggy”).
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Classic usage
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