imminency vs imminentness

imminency and imminentness both are nouns.

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

As nouns, imminency and imminentness are synonyms defined as:

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

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

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