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Classic usage
Pronunciation: /ˈɡɹaɪn(d)ˌstoʊn/
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From Middle English grind-ston, grindistan, (also as grindel-ston), equivalent to grind + stone. Cognate with Scots grindstane.
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tap / space
Classic usage
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