ef-fervesco, ferbui (so Cic. Cael. 31, 77 al.; ante- and post-class. fervi, Cato R. R. 115, 1; Tac. A. 1, 74), 3, v. inch. n.
I To boil up or over , to foam up , to effervesce , ferment , to grow violent , rage (class.).
A Lit.: dictum fretum a similitudine ferventis aquae, quod in fretum saepe concurrat aestus atque effervescat, Varr. L. L. 7, § 22 Müll.; cf.: aquae, quae effervescunt subditis ignibus, Cic. N. D. 2, 10, 27: ubi satis efferverit (vinum mustum), Cato R. R. 115, 1; cf. Col. 12, 25, 4: efferbuit coctio ejus, Vulg. Ezech. 24, 5.—
B Trop. (a favorite expression of Cic.): illae undae comitiorum, ut mare profundum et immensum, sic efervescunt quodam quasi aestu, Cic. Planc. 6, 15; cf.: Pontum armatum, effervescentem in Asiam atque erumpentem, id. Prov. Cons. 4, 6: luxuriae effervescentis aestus, Gell. 2, 24 fin. : verbis effervescentibus et paulo nimium redundantibus, Cic. de Or. 2, 21: si cui nimium efferbuisse videtur hujus vis, id. Cael. 31 fin. ; cf. Lucr. 5, 1335; and Tac. Or. 10: iracundaque mens facile effervescit in ira, Lucr. 3, 295; cf. Cic. Brut. 70, 246; so of an ebullition of anger, Tac. A. 1, 74 fin. ; Gell. 1, 26, 8; cf.: interiora mea efferbuerunt, Vulg. Job, 30, 27.—
II Transf.: sidera coeperunt toto effervescere caelo, to light up , shine out , Ov. M. 1, 71.—
III To boil out , i. e. to subside , abate : quoad iracundia effervesceret, Dig. 21, 1, 17, § 4.