Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
indūsĭātus (in Varr. L. L. 5, § 131, written intusiatus; cf. indusium), a, um, adj. [indusium], that has on an under-garment (ante- and post-class.), Plaut. Ep. 2, 2, 47: pueri, App. M. 2, p. 123; 10, p. 253.
indūsĭo, āre, v. a. [indusium], to clothe (postclass.): aliqua re, Mart. Cap. 1, § 65; 2, § 114.