Matter vs Substance

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

 MatterSubstance
MeaningA subject or issue that needs to be discussed or considered.A material or matter that has weight and takes up space.
CEFR levelA2B1
Part of speechnounnoun
Usage notesUsed when something is important or relevant to someone. More common in informal contexts when discussing personal feelings or opinions. Avoid using it in very formal writing.Used in both scientific and everyday contexts to refer to physical materials or essential qualities. It’s not typically used in very informal speech.

Frequently asked questions: Matter vs Substance

What's the difference between "Matter" and "Substance"?

"Matter" means: A subject or issue that needs to be discussed or considered. "Substance" means: A material or matter that has weight and takes up space.

When should I use "Matter" and "Substance"?

They can all be used in everyday English.

Are "Matter" and "Substance" the same CEFR level?

"Matter" is at A2, "Substance" is at B1 on the CEFR scale.

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