A family of Microsoft word processing software products for creating web, email, and print documents.
Please go to one of the words that you know is misspelled.
Click in it.
Then press Shift+F1.
A pane about Reveal formatting should pop up.
In that pane, does it say "Do not check spelling or grammar" under Language?
If so,
Press Ctrl+A
Under the Review Tab
Language
Proofing Language
Uncheck the box for "Do not check"
That box must be clear.
Then press OK.
In the meantime, here are some resources.
http://wordfaqs.ssbarnhill.com/MasterSpellCheck...
http://www.addbalance.com/usersguide/basic_form...
It is possible that the "do not check" setting is contained in styles. If so, please write back.