1. How to use the blog template in Word 2013 to create a post for Wordpress?
http://www.howtogeek.com/169119/how-to-create-a-blog-post-using-microsoft-word-2013/
2. How to handle the error "Word cannot register your account"?
On the screen "New Wordpress Account", for the Blog Post URL, enter"
https://yourblog.wordpress.com/xmlrpc.php, instead of http//yourblog.wordpress.com/xmlrpc.php.
http://answers.microsoft.com/en-us/office/forum/office_2013_release-word/word-2013-errors-out-with-word-cannot-register/b4a0b603-7f8c-48b3-aa91-42a714fc644e?auth=1