Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
vĕnĕrātor, ōris, m. [veneror], a reverencer, venerator: domūs vestrae, Ov. P. 2, 2, 1: deorum, Arn. 7, 237: idolorum, Aug. Conf. 8, 2.