Countless vs There were many of them

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

Countless

Top 2,000 (common)C1adjective

There were many of them

Top 5,000 (fairly common)
Most common: Countless
 CountlessThere were many of them
Pronunciation🇬🇧 /["/ˈkaʊntləs/"]/🇺🇸 /["/ˈkaʊntləs/"]/🇬🇧 //ðeə wɜːr ˈmɛni əv ðɛm//🇺🇸 //ðɛr wɜr ˈmɛni əv ðɛm//
Meaningtoo many to countA phrase indicating a large number of people or things.
ExampleI've warned her countless times.There were many of them at the concert last night.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 5,000 (fairly common)
CEFR levelC1-
Part of speechadjective
Collocationscountless opportunities, countless stars, countless hours, countless reasons, countless timesthere were many, many of them, there is a lot, there were several, many people
Antonymsfew, limited, scarce-
Common mistakesConfusing with 'countable' which refers to numbers, Using it in a negative form incorrectly, e.g., 'not countless', Omitting the noun after 'countless'Omitting 'of' and saying 'There were many them'., Using 'was' instead of 'were' for plural subjects., Confusing with 'There are many of them' for current situations.
Usage notesUsed in both spoken and written contexts. It's more common in formal writing, but can be used in everyday conversation as well. Avoid in very casual settings.Used when referring to a large quantity, often in informal conversation. Suitable for both spoken and written contexts but avoid in very formal writing.

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There were many of them

Frequently asked questions: Countless vs There were many of them

What's the difference between Countless and There were many of them?

Countless: too many to count There were many of them: A phrase indicating a large number of people or things.

Which is more common: Countless and There were many of them?

Countless is the most common in everyday English.

Can you show an example of each?

Countless: I've warned her countless times. There were many of them: There were many of them at the concert last night.

Can I use Countless and There were many of them interchangeably?

Not always. Countless and There were many of them 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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