Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. Absyrtus, i, m., = Ἄψυρτος, a son of Æetes, king of Colchis, killed by his sister Medea in her flight with Jason; he was torn in pieces by her, and his limbs were scattered in the way to prevent her father’s pursuit, Ov. Tr. 3, 9, 6 sq.; Cic. N. D. 3, 19, 48.
2. Absyrtus, i, m., = Ἄψυρτος, a river in Illyria which flows into the Adriatic Sea, Luc. 3, 190 (al. Absyrtis or Apsyrtis).