incoming vs entering

incoming and entering both are nouns.

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

As nouns, incoming and entering are synonyms defined as:

Other synonyms of incoming include entrance, entry, ingress.

incoming (noun)	entering (noun)
the act of entering	the act of entering
	a movement into or inward

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