myth-hauntv.
Origin: Formed within English, by compounding. Etymons: myth n., haunt v.
Etymology: < myth n. + haunt v., after myth-haunted adj.
1940 G. Barker 33 The Avalon haven I have in the grave Is now myth-haunted by God like Arthur.
This is a new entry (OED Third Edition, June 2003; most recently modified version published online March 2022).