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 can
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that can" is correct and can be used in written English.
It is typically used to introduce a subordinate clause that expresses ability or possibility. Here are some examples: - The new software includes a feature that can automatically convert files into different formats. - I have a very busy schedule, but I will try to find a time that can work for both of us. - We need to find a solution that can address all of the issues raised in the meeting. - The doctor prescribed a medication that can help reduce inflammation. - There are many careers that can allow you to travel and explore different cultures.
✓ Grammatically correct
News & Media
Wiki
Formal & Business
Alternative expressions(5)
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
All that can come later.
News & Media
that can stop a conversation.
Wiki
Something that can captivate them.
Wiki
Well, that can change.
News & Media
All that can happen".
News & Media
That can get awkward.
News & Media
That can still happen.
News & Media
That can be expensive.
News & Media
That can be misleading.
News & Media
That can get old.
News & Media
"Maybe that can change".
News & Media
Expert writing Tips
Best practice
Use "that can" to introduce relative clauses that specify a capability or potential, ensuring clarity and conciseness in your writing.
Common error
Avoid stacking multiple clauses with "that can" in a single sentence, as it can lead to convoluted and difficult-to-read prose. Break down complex ideas into simpler sentences for better comprehension.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that can" functions as a relative pronoun + auxiliary verb combination, introducing a relative clause that modifies a noun or pronoun by describing its ability or potential. Ludwig provides numerous examples demonstrating its versatility across various contexts.
Frequent in
News & Media
50%
Wiki
16%
Formal & Business
8%
Less common in
Science
8%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "that can" is a versatile and frequently used construction in the English language. As confirmed by Ludwig, it functions primarily as a relative clause introducer, specifying the abilities or potentials associated with a preceding noun or pronoun. Its neutral register makes it appropriate for diverse contexts, ranging from formal news reports to informal online discussions. While grammatically correct and widely accepted, it is important to avoid overuse in overly complex sentences, ensuring clarity and readability. Explore the many examples Ludwig offers to refine your understanding and usage of "that can" in various writing scenarios. Alternatives include "which may", "that is able to", and "that could", offering nuanced options for expressing possibility and capability.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that could
Expresses a conditional possibility or past ability.
that is able to
Emphasizes the ability to do something, more formal than "that can".
which may
Focuses on the possibility of something occurring, less direct than "that can".
that might
Suggests a weaker possibility compared to "that can".
that has the potential to
Highlights the potential for something to happen or develop.
capable of
Highlights capacity or ability, omitting a relative pronoun.
that allows you to
Emphasizes permission or enablement.
which will
Expresses future tense or a conditional and it is less about the ability but about the occurrence.
that facilitates
Focuses on making something easier or possible.
that is designed to
Focuses on the intended function or purpose.
FAQs
How to use "that can" in a sentence?
Use "that can" to introduce a clause that describes an ability or possibility. For example, "The new software has a feature "that can" automatically convert files."
What can I say instead of "that can"?
You can use alternatives like "which may", "that is able to", or "that could" depending on the context.
Which is correct, "that can" or "which can"?
"That can" and "which can" are often interchangeable, but "that" is typically used for restrictive clauses (essential to the sentence's meaning), while "which" is used for non-restrictive clauses (adding extra information). For example, "The tool "that can" perform this task is expensive" (essential) vs. "This tool, "which can" perform this task, is expensive" (extra info).
What's the difference between "that can" and "that will"?
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested