concern vs division

concern and division both are nouns.

Word	Noun	Adjective	Verb	Adverb
concern	Yes	No	Yes	No
division	Yes	No	No	No

concern (noun)	division (noun)
something that interests you because it is important or affects you	the act or process of dividing
something or someone that causes anxiety; a source of unhappiness	an arithmetic operation that is the inverse of multiplication; the quotient of two numbers is computed
a feeling of sympathy for someone or something	the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart
an anxious feeling	one of the portions into which something is regarded as divided and which together constitute a whole
a commercial or industrial enterprise and the people who constitute it	discord that splits a group
	an army unit large enough to sustain combat
	a group of ships of similar type
	a unit of the United States Air Force usually comprising two or more wings
	an administrative unit in government or business
	(botany) taxonomic unit of plants corresponding to a phylum
	(biology) a group of organisms forming a subdivision of a larger category
	a league ranked by quality

concern (verb)	division (verb)
be relevant to
be on the mind of