Complication vs Issue

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

 ComplicationIssue
MeaningA problem or difficulty that makes something harder.A problem or topic that people discuss.
CEFR levelC1B1
Part of speechnounnoun
Usage notesUse 'complication' when discussing medical issues or difficulties in plans. Avoid in casual conversations unless talking about serious matters.Use 'issue' in discussions or formal settings to refer to problems or topics. Avoid using it in very casual conversations where simpler words like 'problem' might fit better.

Frequently asked questions: Complication vs Issue

What's the difference between "Complication" and "Issue"?

"Complication" means: A problem or difficulty that makes something harder. "Issue" means: A problem or topic that people discuss.

When should I use "Complication" and "Issue"?

They can all be used in everyday English.

Are "Complication" and "Issue" the same CEFR level?

"Complication" is at C1, "Issue" is at B1 on the CEFR scale.

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