Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

Prŏpertĭus, ii, m., a Roman surname. So, Sex. Aurelius Propertius, a celebrated elegiac poet, an older contemporary of Ovid, Ov. Tr. 4, 10, 53; Plin. Ep. 9, 22, 1; Quint. 10, 1, 93.
Gen. Properti, Ov. Tr. 2, 465 al.