If you want to uninstall office setup 2016 for Mac, then follow the given steps:
Expel Office 2016 for Mac Applications
Open Finder > Applications.
Order COMMAND + click to choose the greater part of the Office 2016 for Mac applications.
Ctrl+click an application you chose and click Move to Trash.
Remove files from your user Library folder
In Finder, press +Shift+h.
On the Finder menu at the top, click View > as List, and then click View > Show View Options.
In the View Options dialog box, select Show Library Folder and save.
Back in Finder, open Library > Containers and ctrl+click each of these folders and Move to Trash. Not all of these folders may be present.
Click the back arrow to go back to the Library folder and open Group Containers. Ctrl+click each of these folders if present, and Move to Trash.
Remove from Dock and Restart
If you put any of the Office applications in your dock, go to each one and ctrl + click > Options > Remove from Dock.
Restart your Mac to complete the uninstall.
For more details, visit : www.office.com/setup