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Classic usage
Reading level: hard
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From Middle English bladdre, bleddre, bladder, bledder, from Old English blæddre, a variant of blǣdre, blēdre (“blister, bladder”), from Proto-West Germanic *blādrā, from Proto-Germanic *blēdrǭ, *bladrǭ (“blister, bladder”).
vesica
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Classic usage
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