Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. illĭtus (inl-), a, um, Part., from illino.
2. illĭtus (inl-), ūs, m. [illino], a bedaubing, besmearing, anointing with medicaments (only in the abl. sing.), Plin. 26, 15, 90, § 151; 28, 15, 61, § 217.