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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 vigour, from Old French vigour, from vigor, from Latin vigor, from vigeō (“thrive, flourish”), from Proto-Indo-European *weǵ- (“to be lively”). Related to vigil, vegetable, vajra, and waker.
energy, vigor, zip
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tap / space
Classic usage
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