Concerns vs I have many affairs of importance vs Matters

When to use each in English, with meaning, register, and examples.

Concerns

Top 1,000 (very common)

I have many affairs of importance

FormalBeyond 10,000 (less common)

Matters

Top 1,000 (very common)
Most formal: I have many affairs of importance
 ConcernsI have many affairs of importanceMatters
Pronunciation🇬🇧 //kənˈsɜːnz//🇺🇸 //kənˈsɜrnz//🇬🇧 //aɪ hæv ˈmɛni əˈfɛəz ʌv ɪmˈpɔːtəns//🇺🇸 //aɪ həv ˈmɛni əˈfɛrz ʌv ɪmˈpɔrtəns//🇬🇧 //ˈmætəz//🇺🇸 //ˈmætərz//
MeaningThings that worry or interest someone.I have many important matters.Things that are important or that need attention.
ExampleThe teacher expressed her concerns about the students' performance.I have many affairs of importance to discuss with you.These issues are serious matters that we cannot ignore.
RegisterNeutralFormalNeutral
How commonTop 1,000 (very common)Beyond 10,000 (less common)Top 1,000 (very common)
Collocationsraise concerns, have concerns, share concerns, address concerns, express concernsimportant affairs, handle affairs, affairs of state, personal affairs, public affairsimportant matters, serious matters, personal matters, legal matters
Antonymscomforts, assurances-insignificance, unimportance
Common mistakesConfused with 'concern' vs 'concerns' when referring to multiple issues, Using 'concerns' without a clear subject, leading to vague statements, Misusing 'concerns' in informal contexts where simpler language is preferableConfused with 'affairs' referring to romantic relationships., Using 'affairs' in casual contexts where 'matters' would be more appropriate.Confused with 'matter' in singular versus plural use., Misusing 'matters' as a countable noun., Using 'matters' in an overly formal context.
Usage notesUse 'concerns' when discussing issues or matters of importance, often in formal contexts. Avoid overly casual settingsTypically used in formal contexts, particularly in business or polite conversation. Avoid in casual or everyday talk.Use 'matters' in discussions when emphasizing importance. Avoid using it in casual contexts without significance.

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Concerns
I have many affairs of importance
Matters

Frequently asked questions: Concerns vs I have many affairs of importance vs Matters

What's the difference between Concerns, I have many affairs of importance, and Matters?

Concerns: Things that worry or interest someone. I have many affairs of importance: I have many important matters. Matters: Things that are important or that need attention.

Which is more formal: Concerns, I have many affairs of importance, and Matters?

I have many affairs of importance is the most formal of these.

Can you show an example of each?

Concerns: The teacher expressed her concerns about the students' performance. I have many affairs of importance: I have many affairs of importance to discuss with you. Matters: These issues are serious matters that we cannot ignore.

Can I use Concerns, I have many affairs of importance, and Matters interchangeably?

Not always. Concerns, I have many affairs of importance, and Matters are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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