close vs conclusion

close and conclusion both are nouns.

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

As nouns, close and conclusion are synonyms defined as:

Other synonyms of close include closing, end, ending.

As nouns, close and conclusion are synonyms defined as:

Other synonyms of close include finale, finis, finish, last, stopping point.

close (noun)	conclusion (noun)
the concluding part of any performance	the act of ending something
the last section of a communication	the act of making up your mind about something
the temporal end; the concluding time	a position or opinion or judgment reached after consideration
	an intuitive assumption
	the last section of a communication
	the proposition arrived at by logical reasoning (such as the proposition that must follow from the major and minor premises of a syllogism)
	a final settlement
	event whose occurrence ends something
	the temporal end; the concluding time

close (adjective)	conclusion (adjective)
at or within a short distance in space or time or having elements near each other
close in relevance or relationship
not far distant in time or space or degree or circumstances
marked by fidelity to an original
rigorously attentive; strict and thorough
crowded
(of a contest or contestants) evenly matched
of textiles
confined to specific persons
strictly confined or guarded
used of hair or haircuts
giving or spending with reluctance
fitting closely but comfortably
inclined to secrecy or reticence about divulging information
lacking fresh air

close (verb)	conclusion (verb)
finish a game in baseball by protecting a lead
complete a business deal, negotiation, or an agreement
move so that an opening or passage is obstructed; make shut
become closed
bar access to
fill or stop up
bring together all the elements or parts of
unite or bring into contact or bring together the edges of
change one's body stance so that the forward shoulder and foot are closer to the intended point of impact
come together, as if in an embrace
draw near
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)	conclusion (adverb)
near in time or place or relationship
in an attentive manner