Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
vārĭcātor, ōris, m. [varico], one that walks with his legs spread apart, a straddler: praevaricator est quasi varicator, qui diversam partem adjuvat, proditā causā suā, Dig. 3, 2, 4, § 4; 47, 15, 1.