Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
fascĭnātĭo, ōnis, f. [fascino], an enchanting, bewitching, witchcraft, Plin. 28, 4, 7, § 35; 28, 8, 27, § 101; Vulg. Sap. 4, 12.