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Classic usage
Reading level: hard
Estimated CEFR level: B2 — Upper-Intermediate
Estimated from word frequency; not an official CEFR classification.
* First attested around 1325. * From Middle English abounden, abounde, from Old French abonder, abunder, from Latin abundāre (“overflow”), which comes from ab (“from, down from”) + undō (“surge, swell, rise in waves, move in waves”), from unda (“wave”).
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Classic usage
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