concern
noun.
something that interests you because it is important or affects you
the safety of the ship is the captain's concern
noun.
an anxious feeling
care had aged him|they hushed it up out of fear of public reaction
Synonym: care, fear
noun.
a feeling of sympathy for someone or something
She felt strong concern for those less fortunate
noun.
something or someone that causes anxiety; a source of unhappiness
New York traffic is a constant concern|it's a major worry
noun.
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
verb.
be relevant to
There were lots of questions referring to her talk|My remark pertained to your earlier comments
verb.
be on the mind of
I worry about the second Germanic consonant shift
Synonym: interest, occupy, worry
Antonym: unconcern