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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 leden, leaden, from Old English lēaden (“leaden, of lead”). Cognate with West Frisian leaden (“leaden”), Dutch loden (“leaden”). By surface analysis, lead + -en.
dull
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Classic usage
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