Complication vs There was an issue

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

Complication

Top 2,000 (common)C1noun

There was an issue

Top 2,000 (common)
 ComplicationThere was an issue
Pronunciation🇬🇧 /["/ˌkɒmplɪˈkeɪʃn/"]/🇺🇸 /["/ˌkɑːmplɪˈkeɪʃn/"]/🇬🇧 //ðeə wəz ən ˈɪʃuː//🇺🇸 //ðɛr wəz ən ˈɪʃu//
MeaningA problem or difficulty that makes something harder.There was a problem
ExampleThe surgeon explained that there could be a complication during the procedure.There was an issue with the software update yesterday.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelC1-
Part of speechnoun
Collocationsmajor, added, additional, add, cause, avoid, arise, ensue, occur, acute, dangerous, life-threatening, develop, have, suffer, arise, develop, occur, rate, complication with, complication from, complication of, a risk of complications, complications related to somethingidentify an issue, resolve an issue, discuss an issue, report an issue
Antonymssolution, simplicity, resolution-
Common mistakesConfused with 'complicating' which implies making something difficult., Using 'complication' in contexts unrelated to problems, like 'easy' situations.Confused with 'there is an issue' when referring to a singular issue., Using 'issue' too informally when in a formal discussion., Forgetting to specify the issue, making it vague.
Usage notesUse 'complication' when discussing medical issues or difficulties in plans. Avoid in casual conversations unless talking about serious matters.Use this phrase to indicate a problem or difficulty. It’s suitable for most contexts, but more formal situations might require specific terms.

See it in real clips

Complication
There was an issue

Frequently asked questions: Complication vs There was an issue

What's the difference between Complication and There was an issue?

Complication: A problem or difficulty that makes something harder. There was an issue: There was a problem

Can you show an example of each?

Complication: The surgeon explained that there could be a complication during the procedure. There was an issue: There was an issue with the software update yesterday.

Can I use Complication and There was an issue interchangeably?

Not always. Complication and There was an issue 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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