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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
First attested in the early 15ᵗʰ century, in Middle English; from Middle English impregnen (“to make a woman pregnant, impregnate”), from Old French enpreignier, enpreigner (French imprégner), ultimately from Medieval Latin impraegnō. Doublet of impregnate.
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Classic usage
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