Flaw vs Weakness
When to use each in English, with meaning, register, and examples.
| Flaw | Weakness | |
|---|---|---|
| Meaning | A mistake or defect in something. | A part of someone or something that is not strong. |
| CEFR level | C1 | B2 |
| Part of speech | noun | noun |
| Usage notes | Use 'flaw' to describe imperfections in objects, plans, or arguments. It's appropriate in both spoken and written contexts but is less likely to be used in very casual or slang conversations. | Use in both casual and formal contexts to describe physical or emotional frailty. Avoid in strong or competitive contexts where you might want to highlight strengths. |
Frequently asked questions: Flaw vs Weakness
What's the difference between "Flaw" and "Weakness"?
"Flaw" means: A mistake or defect in something. "Weakness" means: A part of someone or something that is not strong.
When should I use "Flaw" and "Weakness"?
They can all be used in everyday English.
Are "Flaw" and "Weakness" the same CEFR level?
"Flaw" is at C1, "Weakness" is at B2 on the CEFR scale.