incoming vs ingress

incoming and ingress both are nouns.

Word	Noun	Adjective	Verb	Adverb
incoming	Yes	Yes	No	No
ingress	Yes	No	No	No

As nouns, incoming and ingress are synonyms defined as:

Other synonyms of incoming include entering, entrance, entry.

incoming (noun)	ingress (noun)
the act of entering	the act of entering
	(astronomy) the disappearance of a celestial body prior to an eclipse

incoming (adjective)	ingress (adjective)
arriving at a place or position
entering upon a position of office vacated by another