Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† ŏrȳza (ŏrīza), ae, f., = ὄπνζα, rice, Hor. S. 2, 3, 155; cf. Plin. 18, 7, 13, § 71; Cels. 2, 21.