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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
Alteration of Middle English wyver (“viper”), from Old Northern French wivre, from Vulgar Latin *vivra, *vibra, from Latin vīpera (“viper; snake, serpent”). Doublet of weever and viper. Related to viviparous.
wivern
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Classic usage
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