Dune v. the act of indefinitely extending an author’s series post-mortem.
Someone’s Duning Wheel of Time, aren’t they?
The Duning of Amber wasn’t exactly a roaring success.
ReDuning, UnDuning, OverDuning [Attribution: NY].
Uses: Kevin J. Anderson has really overdune it this time!
Preduning (Attribution: LP] the post-mortem extension of a series by writing prequels.