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Classic usage
Reading level: hard
Estimated CEFR level: B1 — Intermediate
Estimated from word frequency; not an official CEFR classification.
From Middle English eccho, ecco, ekko, from Medieval Latin ēccō, from Latin ēchō, from Ancient Greek ἠχώ (ēkhṓ), from ἠχή (ēkhḗ, “sound”). Possibly from the same Proto-Indo-European root as sough.
reverberation, sound reflection, replication
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tap / space
Classic usage
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