Cover vs Shell

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

 CoverShell
Meaningto put something over or on top of something elseA hard outer covering of some animals, especially sea creatures.
CEFR levelA2B1
Part of speechverbnoun
Usage notesUse 'cover' when talking about hiding or protecting something. It can be both physical (like a blanket) and metaphorical (like a topic). Avoid using in very formal writing.Used to refer to physical shells of animals like snails and turtles or as a protective cover for eggs. Not usually used in formal writing about technology unless specifying a computer shell.

Frequently asked questions: Cover vs Shell

What's the difference between "Cover" and "Shell"?

"Cover" means: to put something over or on top of something else "Shell" means: A hard outer covering of some animals, especially sea creatures.

When should I use "Cover" and "Shell"?

They can all be used in everyday English.

Are "Cover" and "Shell" the same CEFR level?

"Cover" is at A2, "Shell" is at B1 on the CEFR scale.

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