Synonyms of the word 
NONEXISTENCE → NONBEING - NONENTITY
nonexistence
- n. The state of not existing.
nonbeing
- n. (uncountable) nonexistence.
- n. (countable) That which is not a being; a potential entity that does not exist.
nonentity
- n. an unimportant or insignificant person.
- n. (uncountable): the state of not existing; nonexistence.
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