Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. Saxa, ae, m., a surname of L. Decidius, a partisan of Cœsar, Caes. B. C. 1, 66; Cic. Phil. 10, 10, 22; 11, 5, 12; 12, 8, 20.