adj.
feeling or showing worry or solicitude
involved in or affected by or having a claim to or share in
in relation (or in regard) to; especially as in the phrases
culpably involved
n.
something that interests you because it is important or affects you
an anxious feeling
a commercial or industrial enterprise and the people who constitute it
something or someone that causes anxiety; a source of unhappiness
a feeling of sympathy for someone or something
v.
have to do with or be relevant to
be on the mind of
Antonym: irrelevant, unconcerned,
Synonym: affect, business, company, enterprise, firm, interest, involve, trouble,