Wiktionary
endarkenment
n. (context rare English) The act of endarkening, or making darker.
Usage examples of "endarkenment".
If the earth needs night as well as day, wouldn't it follow that the soul requires endarkenment to balance enlightenment?
He'd long forsworn all weighing of consequence and allowing as he did that men's destinies are given yet he usurped to contain within him all that he would ever be in the world and all that the world would be to him and be his charter written in the urstone itself he claimed agency and said so and he'd drive the remorseless sun on to its final endarkenment as if he'd ordered it all ages since, before there were paths anywhere, before there were men or suns to go upon them.