imminentness vs imminence

imminentness and imminence both are nouns.

Word	Noun	Adjective	Verb	Adverb
imminentness	Yes	No	No	No
imminence	Yes	No	No	No

As nouns, imminentness and imminence are synonyms defined as:

imminentness and imminence: the state of being imminent and liable to happen soon

Other synonyms of imminentness include forthcomingness, imminency, impendence, impendency.

imminentness (noun)	imminence (noun)
the state of being imminent and liable to happen soon	the state of being imminent and liable to happen soon