How to create a Word app icon on the desktop
Right-click at the empty area of the Windows desktop. Chose New -> Shortcut in the popup menu:

Type, copy and paste (or select using the Browse... button) "C:\Program Files\

Type Word in the name text box (or another name for the shortcut) and click Finish:

Double-click on the newly created shortcut on the desktop to launch Microsoft Word:

Note: To delete the shortcut from your desktop, right-click on it, then select Delete in the popup menu. If you delete a shortcut, only the shortcut is removed, not the original item.