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effervescible

effervescible, a.
  (ɛfəˈvɛsɪb(ə)l)
  [f. as next + -ible.]
  a. Capable of producing effervescence. b. fig. Ready to effervesce; heated, excited.

a 1812 Kirwan (W.) A small quantity of effervescible matter. 1866 Morning Star 16 Mar. 5/4 The effervescible imagination of the extravagant fair.

Oxford English Dictionary

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