cypher vs nonentity

cypher and nonentity both are nouns.

Word	Noun	Adjective	Verb	Adverb
cypher	Yes	No	Yes	No
nonentity	Yes	No	No	No

As nouns, cypher and nonentity are synonyms defined as:

Other synonyms of cypher include cipher, nobody.

cypher (noun)	nonentity (noun)
a secret method of writing	a person of no influence
a message written in a secret code	the state of not existing
a person of no influence
a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential
a mathematical element that when added to another number yields the same number

cypher (verb)	nonentity (verb)
make a mathematical calculation or computation
convert ordinary language into code