Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Āĕrŏpē, ēs, and Āĕrŏpa, ae, f., = Ἀερόπη, the wife of Atreus, Ov. Tr. 2, 391; Hyg. Fab. 86, 88.