Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Fērōnĭa, ae, f. [a Sabine word; cf. Varr. L. L. 5, § 74 Müll.], an old Italian deity related to Tellus, the patroness of freedmen: several groves were dedicated to her, in which, on the festivals of the goddess, great markets were held; in later times identified with Juno, Liv. 1, 30, 5; 22, 1; 26, 11; Verg. A. 7, 800 Serv.; 8, 564; Plin. 3, 5, 8, § 51; Inscr. Orell. 1313 sq.; 1756; 3315; Hor. S. 1, 5, 24; Inscr. ap. Fabrett. p. 451.