Container vs Sack

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

 ContainerSack
MeaningA box or other object used to hold things.A large bag made of strong material, used for holding things.
CEFR levelB1C1
Part of speechnounverb
Usage notesUsed in everyday contexts, 'container' fits well in both casual and professional speech. It may not be suitable for very formal writing where more specific terms like 'receptacle' might be preferred.Used in contexts involving storage or carrying items. Not typically used in formal contexts. 'Sack' can also refer to being fired from a job, which is informal.

Frequently asked questions: Container vs Sack

What's the difference between "Container" and "Sack"?

"Container" means: A box or other object used to hold things. "Sack" means: A large bag made of strong material, used for holding things.

When should I use "Container" and "Sack"?

They can all be used in everyday English.

Are "Container" and "Sack" the same CEFR level?

"Container" is at B1, "Sack" is at C1 on the CEFR scale.

Related comparisons