Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
2. mănĭfesto, āvi, ātum, 1, v. a. [manifestus], to make public, discover, show clearly, exhibit, manifest (poet. and postclass.): aliquem latentem, Ov. M. 13, 105: gratam voluntatem, Just. 24, 6, 10.
In pass.: quod vel ex eo manifestari, quod, was plain from the fact that, etc., Just. 11, 3, 10: per se ipsa manifestata delectant, revelations, Aug. Doctr. Chr. 4, 12 fin.