Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
(cunctātus, a, um, formerly assumed as P. a. of cunctor; in comp., Plin. Ep. 2, 16, 4; Suet. Caes. 60; Tac. A. 1, 71; but in all these passages recent edd. read cunctantior, cunctantius; v. cunctor, P. a. and adv.)