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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From Middle English ridder, rydder, from Old English hridder (“sieve”) (also as Old English hriddel > English riddle (“sieve”)), from Proto-West Germanic *hrīdrā, from Proto-Germanic *hrīdrą, *hrīdrǭ (“sieve”), from Proto-Indo-European *krey- (“to divide; part; separate; sift”). Cognate with German Reiter (“sieve”).
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Classic usage
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