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
that are
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that are" is correct and usable in written English.
It can be used to introduce a relative clause that provides additional information about a noun. Example: "The books that are on the shelf belong to the library."
✓ Grammatically correct
News & Media
Wiki
Science
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
60 human-written examples
Things that are sweet.
News & Media
"Girls that are friends.
News & Media
Shapes that are forever".
News & Media
Things that are round.
News & Media
"Friends that are girls.
News & Media
Things that are important.
News & Media
Things that are unsafe.
News & Media
Checks that are late".
News & Media
Losses that are "forever".
News & Media
Things that are whimsical?
News & Media
Contestant: Things that are dark.
News & Media
Expert writing Tips
Best practice
Use "that are" to introduce defining or non-defining relative clauses, providing essential or additional information about nouns.
Common error
Avoid using "that are" with singular nouns. Ensure the verb form agrees with the noun it modifies.
Source & Trust
77%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that are" primarily functions as a relative pronoun and auxiliary verb introducing a relative clause. It connects the clause to a preceding noun or pronoun, providing additional information or description. As Ludwig AI states, this phrase is correct and usable in written English.
Frequent in
Wiki
31%
News & Media
52%
Science
7%
Less common in
Formal & Business
3%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "that are" serves as a versatile tool for forming relative clauses, adding descriptive information across diverse contexts. As affirmed by Ludwig AI, its grammatical correctness and broad applicability make it a staple in both formal and informal communication. Predominantly found in News & Media and Wiki sources, this phrase demonstrates its usefulness in specifying and elaborating on subjects. While generally appropriate, it's crucial to maintain subject-verb agreement and consider more concise alternatives where suitable. The analyzed authoritative sources provide plentiful examples of this common expression.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that exist
Emphasizes the existence of the subject.
which exist
Replaces "that are" with a more direct statement of existence.
that can be
Focuses on the potential or capability of being in a certain state.
being
Offers a concise way to describe a current state or condition.
that tend to be
Indicates a common or habitual state.
that happen to be
Emphasizes the coincidental nature of a state or condition.
which may be
Suggests possibility or uncertainty about the state of being.
defined as
Used to provide a definition or explanation.
that is
Used for singular subjects, contrasting with the plural "that are".
considered as
Highlights a particular viewpoint or judgment.
FAQs
How can I use "that are" in a sentence?
Use "that are" to introduce a relative clause, providing more information about the subject. For instance, "The books "that are on the table" belong to her."
What are some alternatives to "that are"?
Depending on the context, you could use phrases like "which exist", "being", or "defined as".
Is it always necessary to use "that are" in a sentence?
No, sometimes you can rephrase the sentence to be more concise. For example, instead of "the things "that are important"", you could say "the important things".
What is the difference between "that is" and "that are"?
"That is" is used with singular nouns, while "that are" is used with plural nouns. For example, "the book that is mine" versus "the books "that are mine"".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
77%
Authority and reliability
4.5/5
Expert rating
Real-world application tested