a word indicating shrewdness, caution, sagacity, or the like, was a surname of Sex. Aelius Paetus, who was consul B. C. 198 [PAETUS], and the cognomen of Sex. Aelius, consul in A. D. 4, with C. Sentius Saturninus. (Vell. 2.103.)
A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890