Worry or concern—anxiety or unease about something (often used as 心配する to mean 'to worry').
子どもの試験結果が心配だ。
I'm worried about my child's exam results.
ご心配なく、全部こちらで処理します。
Don't worry; I'll handle everything here.
彼女は健康のことでいつも心配している。
She is always worried about her health.
Dated: care or assistance given to someone (an older usage). This meaning is rare in modern Japanese.
戦時中は村人同士で心配をし合った（※古い用法）。
During the war, villagers took care of one another (archaic usage).