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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From cherry + stone. The name of the clam came from a fancied resemblance to a cherry's stone. The fancied resemblance is in shape, color, and sheen, not in size; the clams are several inches across.
cherrystone clam
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tap / space
Classic usage
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