close vs open

close and open both are nouns.

Word	Noun	Adjective	Verb	Adverb
close	Yes	Yes	Yes	Yes
open	Yes	Yes	Yes	No

close (noun)	open (noun)
the concluding part of any performance	information that has become public
the last section of a communication	a tournament in which both professionals and amateurs may play
the temporal end; the concluding time	a clear or unobstructed space or expanse of land or water
	where the air is unconfined

close (adjective)	open (adjective)
at or within a short distance in space or time or having elements near each other	ready or willing to receive favorably
close in relevance or relationship	affording unobstructed entrance and exit; not shut or closed
not far distant in time or space or degree or circumstances	affording free passage or access
marked by fidelity to an original	(set theory) of an interval that contains neither of its endpoints
rigorously attentive; strict and thorough	open and observable; not secret or hidden
crowded	used of mouth or eyes
(of a contest or contestants) evenly matched	ready for business
of textiles	not having been filled
confined to specific persons	(of textures) full of small openings or gaps
strictly confined or guarded	openly straightforward and direct without reserve or secretiveness
used of hair or haircuts	not requiring union membership
giving or spending with reluctance	open to or in view of all
fitting closely but comfortably	possibly accepting or permitting
inclined to secrecy or reticence about divulging information	without undue constriction as from e.g. tenseness or inhibition
lacking fresh air	having no protecting cover or enclosure
	affording free passage or view
	with no protection or shield
	accessible to all
	not sealed or having been unsealed
	not brought to a conclusion; subject to further thought
	not defended or capable of being defended

close (verb)	open (verb)
finish a game in baseball by protecting a lead	make available
complete a business deal, negotiation, or an agreement	become available
move so that an opening or passage is obstructed; make shut	make the opening move
become closed	cause to open or to become open
bar access to	become open
fill or stop up	spread out or open from a closed or folded state
bring together all the elements or parts of	display the contents of a file or start an application as on a computer
unite or bring into contact or bring together the edges of	afford access to
change one's body stance so that the forward shoulder and foot are closer to the intended point of impact	start to operate or function or cause to start operating or functioning
come together, as if in an embrace	begin or set in action, of meetings, speeches, recitals, etc.
draw near	have an opening or passage or outlet
cause a window or an application to disappear on a computer desktop
cease to operate or cause to cease operating
finish or terminate (meetings, speeches, etc.)
engage at close quarters
come to a close
be priced or listed when trading stops

close (adverb)	open (adverb)
near in time or place or relationship
in an attentive manner