Index vs List

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

Index

Top 2,000 (common)B2noun

List

Top 1,000 (very common)A1noun
Most common: List
 IndexList
Pronunciation🇬🇧 /["/ˈɪndeks/","/ˈɪndɪsiːz/"]/🇺🇸 /["/ˈɪndeks/","/ˈɪndɪsiːz/"]/🇬🇧 /["/lɪst/"]/🇺🇸 /["/lɪst/"]/
MeaningA list of items, usually showing where to find them.A series of items written or printed in a particular order.
ExampleThe book's index helps you find specific topics quickly.I made a list of the groceries I needed to buy.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelB2A1
Part of speechnounnoun
Collocationscomplete, comprehensive, detailed, appear in, be in, consult, give something, list something, card, in a/​the index, index to, good, reliable, sensitive, have, use (something as), compile, add something, gain something, increase, in an/​the index, on an/​the index, a drop in an index, a fall in an index, changes in an index, good, reliable, sensitive, have, use (something as), compile, add something, gain something, increase, in an/​the index, on an/​the index, a drop in an index, a fall in an index, changes in an indexlong, short, complete, assemble, compile, create, comprise something, consist of something, contain something, in a/​the list, on a/​the list, list for, the bottom of a list, the top of a list, high on a list
Antonymsdisorder, chaosdisorder, chaos, haphazardness
Common mistakesUsing 'index' as a verb incorrectly., Confusing 'index' with 'inventory'., Not using 'index' for multiple items.Confusing 'list' with 'listen'., Using 'list' as a verb incorrectly without an object., Not treating 'list' as a noun when needed.
Usage notesUse 'index' when discussing organization or reference materials. Avoid in casual conversation where simpler words like 'list' would suffice.Use 'list' when referring to a group of items, like groceries or tasks. Avoid in very casual spoken contexts unless it’s clear what you refer to.

Frequently asked questions: Index vs List

What's the difference between Index and List?

Index: A list of items, usually showing where to find them. List: A series of items written or printed in a particular order.

Which is more common: Index and List?

List is the most common in everyday English.

Which is more advanced: Index and List?

Index is the highest level, at B2, on the CEFR scale.

Are Index and List the same CEFR level?

Index: B2, List: A1 on the CEFR scale.

What part of speech are Index and List?

Index: noun, List: noun.

Can you show an example of each?

Index: The book's index helps you find specific topics quickly. List: I made a list of the groceries I needed to buy.

Can I use Index and List interchangeably?

Not always. Index and List 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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