Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
dīvulgo, āvi, ātum, 1, v. a., to spread among the people, to make common, publish, divulge (rare but class.; cf.: publico, vulgo, pervulgo, pervagor): librum, Cic. Att. 12, 40; 13, 21, 4; id. Or. 31 fin.; cf. seria, id. Phil. 2, 4: consilium Domitii, * Caes. B. C. 1, 20, 1: chirographa omnium, Suet. Calig. 24: versiculos, id. ib. 8: omnem mimum, id. Oth. 3 fin. et saep.: rem sermonibus, Cic. Font. 5, 10; cf.: aliquid turpi fama, Tac. A. 12, 49: opinionem tam gloriosae expeditionis, Just. 42, 2, 11; cf.: hanc opinionem in Macedoniam, id. 12, 5, 5.
With acc. and inf.: non est divulgandum de te jam esse perfectum, Cic. Fam. 6, 12, 3; cf. Suet. Claud. 39 fin.