concern

v. interest; affect, involve; worry

n. worry; interest; business

A concern is "a commercial or manufacturing company or establishment: the headquarters of an insurance concern."A concern in computer science is an abstract concept Concern (computer science)Concern is the name of an Irish charity Concern (charity)
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Noun
1. something that interests you because it is important or affects you; "the safety of the ship is the captain's concern"
(hypernym) interest, involvement
(hyponym) worldly concern, earthly concern, world, earth
2. an anxious feeling; "care had aged him"; "they hushed it up out of fear of public reaction"
(synonym) care, fear
(hypernym) anxiety
(derivation) interest, occupy, worry
3. a commercial or industrial enterprise and the people who constitute it; "he bought his brother's business"; "a small mom-and-pop business"; "a racially integrated business concern"
(synonym) business, business concern, business organization, business organisation
(hypernym) enterprise
(hyponym) agency
(member-meronym) division
(classification) commercial enterprise, business enterprise, business
(class) shipping room
4. something or someone that causes anxiety; a source of unhappiness; "New York traffic is a constant concern"; "it's a major worry"
(synonym) worry, headache, vexation
(hypernym) negative stimulus
(hyponym) bugaboo
(derivation) interest, occupy, worry
5. a feeling of sympathy for someone or something; "She felt strong concern for those less fortunate"
(antonym) unconcern
(hypernym) sympathy, fellow feeling
(hyponym) solicitude, solicitousness
Verb
1. have to do with or be relevant to; "There were lots of questions referring to her talk"; "My remark pertained to your earlier comments"
(synonym) refer, pertain, relate, come to, bear on, touch, touch on
(hyponym) focus on, center on, revolve around, revolve about, concentrate on, center
(verb-group) allude, touch, advert
2. be on the mind of; "I worry about the second Germanic consonant"
(synonym) interest, occupy, worry
(derivation) care, fear

n. business

(v. t.)
To relate or belong to; to have reference to or connection with; to affect the interest of; to be of importance to.
  

(v. t.)
To engage by feeling or sentiment; to interest; as, a good prince concerns himself in the happiness of his subjects.
  

(v. i.)
To be of importance.
  

(n.)
That which relates or belongs to one; business; affair.
  

(n.)
That which affects the welfare or happiness; interest; moment.
  

(n.)
Persons connected in business; a firm and its business; as, a banking concern.
  

(n.)
Interest in, or care for, any person or thing; regard; solicitude; anxiety.