Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
rē̆clāmātĭo, ōnis, f. [reclamo], a cry of opposition or disapprobation: vestra (sc. in Antonium), * Cic. Phil. 4, 2, 5 (cf. id. ib. 4, 1, 2); App. Mag. p. 315, 7.