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Classic usage
Pronunciation: /ˈt͡ʃaɪld.ɪʃ.nəs/
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From Middle English childishnes, childisnes, equivalent to childish + -ness.
puerility
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tap / space
Classic usage
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