Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Bittis, ĭdis, f., = Βιττίς, a woman beloved by the poet Philetas of Cos, Ov. Tr. 1, 6, 2; id. P. 3, 1, 58 Merkel (al. Battis).