Adjective : an erudite professor; an erudite commentary.    From Dictionary.com. 

In addition to the myriad other handicaps suffered by LGF and their minions of muddle…Narrow bandwidth low-wattage sophomore humor, miniscule processing capacity for eruditeness and rational thought, faulty cooking skills…They also labor under the sad burden of CPFS.    From Wordnik.com.  [Firedoglake » Pull Up a Chair…] Reference

Dargomijsky and Moussorgsky, he brought to his labor an eruditeness that bordered dangerously on pedantry.    From Wordnik.com.  [Musical Portraits Interpretations of Twenty Modern Composers] Reference

And in this respect, Dante's excellence is very great, and may be contrasted with the idiosyncracies of some meritorious modern poets, who attempt an eruditeness, the result of particular feelings.    From Wordnik.com.  [Literary Remains, Volume 1] Reference

Good grief – Oh that such eruditeness could be!.    From Wordnik.com.  [stats: the forbidden love « raincoaster] Reference