Those are temporary files that Word deletes when it closes. You'd only
see them if Word crashed. If the files they relate to have been
recovered, you can just trash them.
(DiskCleanup should take care of them, shouldn't it?)
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.