A family of Microsoft word processing software products for creating web, email, and print documents.
You can temporarily enable Hebrew in the Language settings in Word and it will show additional options in the user interface (even if full support for Hebrew isn't installed).
However, here I find that the right-to-left and left-to-right options are grayed out in the Modify Style dialog box:
You may have to set these options in the Page Setup dialog box instead.