Microsoft Word 4.00D for Macintosh
Released 11/6/1990 by Microsoft
For Macintosh 68K

Microsoft Word 4.0 for Mac adds automatic linking with Excel, the
ability to flow text around graphics and a WYSIWYG page view editing
mode

Requires a Mac 512Ke, Plus, SE, II, or later with System 3.2/Finder 
5.3 or later. MultiFinder is recommended.