Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
in-cēnātus (in-coen-), a, um, adj. [2. in-cenatus], that has not dined or eaten, dinnerless, hungry, fasting (ante- and postclass.): bibat aquam mulsam, cubet incenatus, Cato, R. R. 156, 4: superi incenati sunt, et cenati inferi, Plaut. Aul. 2, 7, 6: senex, id. Cas. 4, 2, 9; cf.: incenis: pridie incenato dare medicamenta, Scrib. Comp. 140.
in-cēno (in-coen-), āre, 1, v. n., to dine there, to dine in or at a place: incenante eo, Suet. Tib. 39 dub. (al. cenante eo).