Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
prae-nōbĭlis, e, adj., very famous or celebrated (post-class.): praenobilis potio, App. M. 10, p. 251, 10; Prud. Ham. 700.
Comp.: praenobilior, App. Flor. 3, p. 355.