closing vs opening

closing and opening both are nouns.

Word	Noun	Adjective	Verb	Adverb
closing	Yes	Yes	No	No
opening	Yes	Yes	No	No

closing (noun)	opening (noun)
termination of operations	a recognized sequence of moves at the beginning of a game of chess
the act of closing something	the act of opening something
a concluding action	becoming open or being made open
approaching a particular destination; a coming closer; a narrowing of a gap	the first of a series of actions
the last section of a communication	a vacant or unobstructed space that is man-made
	an entrance equipped with a hatch; especially a passageway between decks of a ship
	an aperture or hole that opens into a bodily cavity
	a possible alternative
	the initial part of the introduction
	the first performance (as of a theatrical production)
	a ceremony accompanying the start of some enterprise
	an open or empty space in or between things
	opportunity especially for employment or promotion

closing (adjective)	opening (adjective)
final or ending	first or beginning