Assuming you are referring to the Thesaurus, you may want to do a repair
install of Office, making sure that you install all the Proofing Tools. You
don't say what version of Word you have (Windows Vista is not helpful), so
that's as specific as I can be.
--
Suzanne S. Barnhill
Microsoft MVP (Word)
Words into Type
Fairhope, Alabama USA http://word.mvps.org
