Disability vs Inability

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

 DisabilityInability
MeaningA condition that limits a person's physical or mental abilities.Not being able to do something.
CEFR levelB2C1
Part of speechnounnoun
Usage notesUse 'disability' in contexts related to health or ability. It’s neutral and inclusive language. Avoid using informal terms that may be insensitive.Commonly used in formal contexts. Avoid in casual conversations; instead, use 'can't' or 'not able to'.

Frequently asked questions: Disability vs Inability

What's the difference between "Disability" and "Inability"?

"Disability" means: A condition that limits a person's physical or mental abilities. "Inability" means: Not being able to do something.

When should I use "Disability" and "Inability"?

They can all be used in everyday English.

Are "Disability" and "Inability" the same CEFR level?

"Disability" is at B2, "Inability" is at C1 on the CEFR scale.

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