imminency vs forthcomingness

imminency and forthcomingness both are nouns.

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

As nouns, imminency and forthcomingness are synonyms defined as:

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

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

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