Concerns vs Qualms

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

Concerns

Top 1,000 (very common)

Qualms

Top 5,000 (fairly common)
Most common: Concerns
 ConcernsQualms
Pronunciation🇬🇧 //kənˈsɜːnz//🇺🇸 //kənˈsɜrnz//🇬🇧 //kwɑːmz//🇺🇸 //kwɑmz//
MeaningThings that worry or interest someone.Feelings of worry or doubt about something.
ExampleThe teacher expressed her concerns about the students' performance.She had qualms about accepting the job offer.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 5,000 (fairly common)
Collocationsraise concerns, have concerns, share concerns, address concerns, express concernshave qualms, express qualms, qualms about, no qualms, qualms regarding
Antonymscomforts, assurancescertainty, comfort, confidence
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 'questions' – qualms are feelings, not inquiries., Using in a positive context – qualms indicate doubts or concerns.
Usage notesUse 'concerns' when discussing issues or matters of importance, often in formal contexts. Avoid overly casual settingsUsed to express uncertainty or discomfort about decisions or actions. Generally appropriate in both spoken and written contexts but avoid in very casual settings.

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Concerns
Qualms

Frequently asked questions: Concerns vs Qualms

What's the difference between Concerns and Qualms?

Concerns: Things that worry or interest someone. Qualms: Feelings of worry or doubt about something.

Which is more common: Concerns and Qualms?

Concerns is the most common in everyday English.

Can you show an example of each?

Concerns: The teacher expressed her concerns about the students' performance. Qualms: She had qualms about accepting the job offer.

Can I use Concerns and Qualms interchangeably?

Not always. Concerns and Qualms 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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