Concern vs Tension

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

Concern

Top 1,000 (very common)B2verb

Tension

Top 2,000 (common)B2noun
Most common: Concern
 ConcernTension
Pronunciation🇬🇧 /["/kənˈsɜːn/","/kənˈsɜːnz/","/kənˈsɜːnd/","/kənˈsɜːnɪŋ/"]/🇺🇸 /["/kənˈsɜːrn/","/kənˈsɜːrnz/","/kənˈsɜːrnd/","/kənˈsɜːrnɪŋ/"]/🇬🇧 /["/ˈtenʃn/"]/🇺🇸 /["/ˈtenʃn/"]/
Meaninga worry or issueThe feeling of stress or worry.
ExampleThe news of the accident caused great concern among the community.The tension in the room was palpable before the announcement.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelB2B2
Part of speechverbnoun
Collocationsdirectly, mainly, mostly, in, directly, mainly, mostly, in, a lot, greatly, reallyconsiderable, great, high, cause, create, generate, build up, grow, increase, tension among, tension between, tension in, a source of tension, considerable, great, high, cause, create, generate, build up, grow, increase, tension among, tension between, tension in, a source of tension, inner, emotional, nervous, feel, suffer from, sense, headache, tension in, a release of tension, a sign of tension, dramatic, build, heighten, increase, build, grow, mount, string, adjust, release, in tension, under tension, tension on
Antonymsindifference, apathycalmness, relaxation, ease
Common mistakesConfusing 'concern' as a noun and verb., Using 'concern to' instead of 'concern with' or 'about'., Mistaking 'concern' for 'care' in certain contexts.Confused with 'intention'; they sound similar but mean different things., Using 'tension' when referring to physical items, like 'tension in a rope', which is less common., Mixing 'tense' and 'tension' incorrectly in phrases.
Usage notesUsed in both spoken and written language. Can express personal feelings or formal issues. Avoid using in overly casual conversations.Use 'tension' when talking about stress in situations or relationships. It's appropriate in both casual and formal contexts.

Frequently asked questions: Concern vs Tension

What's the difference between Concern and Tension?

Concern: a worry or issue Tension: The feeling of stress or worry.

Which is more common: Concern and Tension?

Concern is the most common in everyday English.

Are Concern and Tension the same CEFR level?

Concern: B2, Tension: B2 on the CEFR scale.

Can I use Concern and Tension interchangeably?

Not always. Concern and Tension 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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