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Classic usage
Reading level: hard
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From Middle English martren, martryn, from Old French martrine (“marten fur”), from Old Dutch *marthrīn (“of marten fur”), from *marthar (“marten”). Displaced related Old English mearþ, from Proto-Germanic *marþuz.
marten cat
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Classic usage
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