in-frĕmo

ŭi, 3, v. n.
I. to make or utter a noise (poet.).
I. Lit., to growl, bellow: infremuitque ferox, of the wild boar, Verg. A. 10, 711.—
II. Transf., of things, to roar, rage: bellum infremuit, Sil. 3, 230.
Lewis & Short
A Latin Dictionary, 1879
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