Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
prĕcĭae or prĕtĭae and praecĭae, ārum, f., a kind of grape-vine, Verg. G. 2, 95; Col. 3, 2, 23; Plin. 14, 2, 4, § 29.