Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
intrō-vŏco, 1, v. a., to call in: aliquem, Cic. Verr. 2, 1, 26, § 66 (more correctly intro vocari, as in Liv. 10, 13, 11; 10, 24, 18).