Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
categorised them
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "categorised them" is correct and usable in written English.
It can be used when discussing the act of organizing or classifying items, people, or concepts into specific categories. Example: "In her research, she categorised them based on their similarities and differences."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(19)
organized them
separated them
assigned them
categorized them
aligned them together
aligned them
align them together
amongst them
allocated them
delegated to them
tasked them with
allocated those to them
appointed them to
designated them for
delegated those to them
entrusted them with
identified them
ascribed them
distinguished them
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
38 human-written examples
"There are 3,500 streets in Moscow and we have categorised them into 10 types.
News & Media
We've scouted out the best bargains, and have categorised them below.
News & Media
"In the questionnaires they asked essentially what kind of games do you play, and categorised them by genre," says Etchells.
News & Media
Of course, it remains an open question whether the Kims, never deprived of access to foreign media, are aware that global popular culture has categorised them as clowns – a phenomenon that is unlikely to disappear any time soon.
News & Media
"I denied all and each of the allegations in turn [to police] and in detail and categorised them as false and untrue and, in whole, a heinous calumny," said Proctor's statement.
News & Media
"I denied all and each of the allegations in turn [to police] and in detail and categorised them as false and untrue and, in whole, an heinous calumny," said Mr Proctor in a statement.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
22 human-written examples
Just how to categorise them?
News & Media
One way to categorise them is ethical.
News & Media
Scientists are reluctant to categorise them thus.
News & Media
But instead of categorising them as such, we think of them simply as literature.
News & Media
Other forces categorise them as hate crimes or specific offences such as assault or grievous bodily harm.
News & Media
Expert writing Tips
Best practice
When using "categorised them", ensure the context clearly defines the criteria used for categorization. Providing specific details about the categories enhances clarity and avoids ambiguity.
Common error
Avoid overlapping or poorly defined categories when using "categorised them". Ensure that each item fits distinctly into only one category based on a clear and consistent criterion.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "categorised them" functions as a verb phrase, specifically a transitive verb followed by a pronoun. It describes the action of assigning items or entities to specific categories based on shared characteristics or criteria. Ludwig indicates that it is a correct and usable phrase.
Frequent in
Science
57%
News & Media
32%
Formal & Business
11%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "categorised them" is a grammatically sound and frequently used verb phrase that effectively communicates the act of organizing items into distinct groups. As Ludwig confirms, it's appropriate for use across a variety of contexts, particularly in scientific, news-related, and formal communications. While "classified them", "grouped them", and "sorted them" offer viable alternatives, it's crucial to maintain consistency and clarity when applying categorization criteria. Remember to avoid poorly defined or overlapping categories to ensure your writing remains precise and easily understandable. By paying attention to these details, you can wield "categorised them" with confidence and precision.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
classified them
Replaces "categorised" with "classified", indicating a systematic assignment to groups.
grouped them
Uses "grouped" instead of "categorised", suggesting a more general arrangement into clusters.
sorted them
Employs "sorted", implying an arrangement based on a specific order or criterion.
organized them
Substitutes "categorised" with "organized", indicating a structured arrangement.
arranged them
Uses "arranged" to suggest a specific order or placement within categories.
divided them
Replaces "categorised" with "divided", suggesting separation into distinct groups.
separated them
Uses "separated", implying a distinction and segregation into different categories.
labeled them
Employs "labeled", indicating assignment of labels to different categories.
indexed them
Suggests a more structured categorization, as in an index.
cataloged them
Implies a comprehensive and detailed categorization, similar to a library catalog.
FAQs
What can I say instead of "categorised them"?
You can use alternatives like "classified them", "grouped them", or "sorted them" depending on the context.
How to use "categorised them" in a sentence?
Use "categorised them" when you want to describe the act of assigning items to specific groups based on shared characteristics or criteria. For example, "The researcher categorised them based on their age and income level."
What's the difference between "categorised them" and "classified them"?
While both "categorised them" and "classified them" are similar, "categorised" can imply a more nuanced or subjective grouping, whereas "classified" often suggests a more formal or systematic arrangement.
Is it correct to use "categorised them into"?
Yes, it is grammatically correct to use "categorised them into". For example, "The librarian categorised them into fiction and non-fiction sections".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested