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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From Ancient Greek συνεργία (sunergía, “cooperation”), from σύν (sún, “with, together”) + ἔργον (érgon, “work”). By surface analysis, syn- + -ergy.
synergism
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tap / space
Classic usage
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