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Classic usage
Reading level: hard
Estimated CEFR level: C1 — Advanced
Estimated from word frequency; not an official CEFR classification.
From Middle English *bilwe, borrowed from Old Norse bylgja, from Proto-Germanic *bulgijō. Cognates include Danish bølge (“wave”); Norwegian Bokmål bølge (“wave”), Norwegian Nynorsk bylgje (“wave”); Swedish bölja (“wave”); German Low German Bulge, Bulg, Bülg (“billow, wave”); German Bulge (“billow, wave”). Compare bellow, bawl.
surge
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Classic usage
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