Parts vs Pieces

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

Parts

Top 1,000 (very common)

Pieces

Top 1,000 (very common)
 PartsPieces
Pronunciation🇬🇧 //pɑːts//🇺🇸 //pɑrts//🇬🇧 //ˈpiːsɪz//🇺🇸 //ˈpisɪz//
MeaningSeparate pieces that make up something larger.Parts or sections of something
ExampleThe car has several parts that need to be replaced.She collected all the pieces of the broken vase.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
Collocationsmajor parts, all parts, various parts, certain parts, moving partspiece by piece, two pieces, pieces of advice, pieces of art, jigsaw pieces
Antonymswholeness, entiretywhole, complete
Common mistakesConfused with 'part', forgetting it's plural., Using 'parts' with uncountable nouns incorrectly., Assuming 'parts' can only refer to physical items.Using 'piece' when referring to multiple parts, Confusing 'pieces' with 'peaces', Forgetting to use a plural verb with 'pieces'
Usage notesUse 'parts' when referring to components of a whole. Avoid using it in very formal contexts where 'components' might be more appropriate.Used to refer to smaller parts of a larger whole. It's appropriate in both casual and formal contexts.

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Parts
Pieces

Frequently asked questions: Parts vs Pieces

What's the difference between Parts and Pieces?

Parts: Separate pieces that make up something larger. Pieces: Parts or sections of something

Can you show an example of each?

Parts: The car has several parts that need to be replaced. Pieces: She collected all the pieces of the broken vase.

Can I use Parts and Pieces interchangeably?

Not always. Parts and Pieces are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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