ŏbustus — Lewis & Short
ŏbustus, a, um,
Part. [ob-uro].I Lit., burnt around, burnt, hardened in the fire (poet.):
hic torre armatus obusto,Verg. A. 7, 506:
sudes,id. ib. 11, 894.—
II Transf.:
glaeba gelu,burnt by frost. Ov. Tr. 5, 2, 66.