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Classic usage
Reading level: hard
Estimated CEFR level: B2 — Upper-Intermediate
Estimated from word frequency; not an official CEFR classification.
From Middle English differren, from Old French differer, from Latin differō (“carry apart, put off, defer; differ”), from dis- (“apart”) + ferō (“carry, bear”). Compare Ancient Greek διαφέρω (diaphérō). Doublet of defer and dilate, see also infer, confer and collate, refer and relate, as well as prefer and prelate among others.
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Classic usage
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