arrival vs entrance

arrival and entrance both are nouns.

Word	Noun	Adjective	Verb	Adverb
arrival	Yes	No	No	No
entrance	Yes	No	Yes	No

As nouns, entrance is a hyponym of arrival; that is, entrance is a word with a more specific, narrower meaning than arrival:

arrival (noun)	entrance (noun)
accomplishment of an objective	the act of entering
the act of arriving at a certain place	something that provides access (to get in or get out)
someone who arrives (or has arrived)	a movement into or inward

arrival (verb)	entrance (verb)
	put into a trance
	attract; cause to be enamored