undeadness en · NOUN
Etymology
From undead + -ness.
Meanings
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(uncountable) The state or condition of being undead.
If survival is not a remnant or leftover as it is in undeadness, the conditions of life appear all the more pressing since survival is not a substrate of human existence but an ontological necessity.
2016, Joseph Anderton, Beckett's Creatures: Art of Failure after the Holocaust, page 199: