Here's a handy keyboard shortcut to removing hyperlinks from a selection within Word. It works on whatever you have selected.
How to remove all hyperlinks in a Microsoft Word document:
FOR WINDOWS USERS:
CTRL+A (Optional to select the entire document.)
FOR MAC USERS:
COMMAND+A (Optional to select the entire document.)
Option 1: FN+COMMAND+SHIFT+F9
Option 2 (easier): COMMAND+6