concern - noun

something that interests you because it is important or affects you

an anxious feeling

a feeling of sympathy for someone or something

something or someone that causes anxiety; a source of unhappiness

a commercial or industrial enterprise and the people who constitute it

concern - verb

• be relevant to
• be on the mind of

concern - thesaurus

business   care   fear   headache   interest   occupy   pertain   refer   relate   touch   vexation   worry