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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 cognicion, cognicioun from Latin cognitiō (“knowledge, perception, a judicial examination, trial”), from cognitus, past participle of cognoscere (“to know”), from co- (“together”) + *gnoscere, older form of noscere (“to know”); see know, and compare cognize, cognizance, cognizor, cognosce, connoisseur.
knowledge, noesis
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tap / space
Classic usage
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