From Wiktionary, the free dictionary
From layered + -ness.
layeredness (uncountable)
- The quality of having layers.
2009 July 20, Ben Brantley, “Time, and the Green and Pleasant Land”, in New York Times[1]:The town of Bath, where Starbucks-sipping tourists swarm over ancient Roman ruins, is an especially advantageous place to consider time’s layeredness.