Care vs Concern vs I just worry about you

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

Care

Top 1,000 (very common)A2noun

Concern

Top 1,000 (very common)B2verb

I just worry about you

Top 2,000 (common)
 CareConcernI just worry about you
Pronunciation🇬🇧 /["/keə(r)/"]/🇺🇸 /["/ker/"]/🇬🇧 /["/kənˈsɜːn/","/kənˈsɜːnz/","/kənˈsɜːnd/","/kənˈsɜːnɪŋ/"]/🇺🇸 /["/kənˈsɜːrn/","/kənˈsɜːrnz/","/kənˈsɜːrnd/","/kənˈsɜːrnɪŋ/"]/🇬🇧 //aɪ dʒʌst ˈwʌri əˈbaʊt juː//🇺🇸 //aɪ dʒʌst ˈwɜri əˈbaʊt ju//
Meaningto feel interest or concern about something or someonea worry or issueI feel concerned for you.
ExampleShe shows great care for her pets.The news of the accident caused great concern among the community.I just worry about you when you don't reply to my messages.
RegisterNeutralNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)Top 2,000 (common)
CEFR levelA2B2-
Part of speechnounverb
Collocationsgood, great, proper, take, deliver, provide (somebody with), services, centre/​center, facility, in care, in somebody’s care, under the care of, care of somebody, in care of somebody, the quality of care, extreme, good, great, exercise, take, need, with care, without caredirectly, mainly, mostly, in, directly, mainly, mostly, in, a lot, greatly, reallyworry about someone, just worry about, worry about their safety
Antonymsdisregard, neglect, ignoreindifference, apathy-
Common mistakesConfusing with 'caring', which implies action rather than just feeling., Omitting 'about' when expressing concern (e.g., saying 'I care my family' instead of 'I care about my family').Confusing 'concern' as a noun and verb., Using 'concern to' instead of 'concern with' or 'about'., Mistaking 'concern' for 'care' in certain contexts.Confused with 'worry for you' instead of 'about you'., Using 'worry' in a positive context, instead of only indicating concern., Overusing the phrase in professional emails or formal contexts.
Usage notesUse 'care' to express concern or affection. It's suitable in most contexts but may sound too emotional in very formal situations.Used in both spoken and written language. Can express personal feelings or formal issues. Avoid using in overly casual conversations.Use this phrase to express concern in casual conversations. It's appropriate among friends and family, but may be too informal in professional settings.

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Care
Concern
I just worry about you

Frequently asked questions: Care vs Concern vs I just worry about you

What's the difference between Care, Concern, and I just worry about you?

Care: to feel interest or concern about something or someone Concern: a worry or issue I just worry about you: I feel concerned for you.

Which is more advanced: Care, Concern, and I just worry about you?

Concern is the highest level, at B2, on the CEFR scale.

Can you show an example of each?

Care: She shows great care for her pets. Concern: The news of the accident caused great concern among the community. I just worry about you: I just worry about you when you don't reply to my messages.

Can I use Care, Concern, and I just worry about you interchangeably?

Not always. Care, Concern, and I just worry about you 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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