extuberance

noun
ex·​tu·​ber·​ance | \ ikˈst(y)übərən(t)s, ek-\
plural -s

Definition of extuberance

archaic

History and Etymology for extuberance

Latin extuberare to swell out (from ex- ex- entry 1 + tuber hump, swelling) + English -ance

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