A family of Microsoft word processing software products for creating web, email, and print documents.
The articles Rohn007 cited most likely provide the information you need (and no doubt better than I can). The trick is to just mark all the applications (in toto) Not Available. There will be a section called something like Shared Office Tools or Shared Components, and the fonts will be nested somewhere in there. You can mark just the fonts as Run from My Computer and everything else as Not Available.