From embalm + -ment.
embalmment (countable and uncountable, plural embalmments)
- The process of embalming.
2009 February 20, Nicolai Ouroussoff, “Boxy to Bold: A Concert Hall Busts Out”, in New York Times[1]:In doing so, they suggest a way forward for a city in which preservation is all too often a form of embalmment.