Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
2. lĭtus, ūs, m. [lino], a smearing, besmearing, anointing: litu, Plin. 33, 6, 35, § 110 (Cels. 6, 6, 20, instead of litum we should read lenitum; v. Targa, ad loc.).