concern
word
Definition
A concern is a feeling of worry about something, or a matter that is important and needs attention. As a verb, it can also mean to affect someone or involve them.
Usage & Nuances
Very common in both formal and everyday English. Common patterns: 'have concerns about', 'show concern for', 'a major concern', and 'as far as I'm concerned'. As a noun, it often sounds more formal than 'worry'; as a verb, 'concern' is common in notices and formal speech: 'This issue concerns all of us'.
Example Sentences
His health is my main concern right now.
basic
I have a concern about the cost of the trip.
basic
Parents are increasingly concerned about what their kids see online.
natural
This problem does not concern you.
basic
As far as I'm concerned, we should leave now.
natural
There’s one more concern we need to talk about before we decide.
natural