slushinessn.
Etymology: < slushy adj.Previous versions of the OED give the stress as: ˈslushiness.
the world > the earth > structure of the earth > constituent materials > earth or soil > mud > [noun] > quality
1904 11 Apr. 2/2 Water-colour drawings that cherish inordinate ambitions almost invariably fall into either dryness or slushiness.
This entry has not yet been fully updated (first published 1912; most recently modified version published online June 2019).