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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 proppe (“a prop, support, support for a vine or plant”), from Middle Dutch proppe (“support, support for a vine, stopper for a bottle”). Compare Middle Low German proppe (“plug, stopper”), German Pfropfen (“plug”), Danish prop (“plug, stopper”).
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Classic usage
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