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
warrant that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"warrant that" is correct and usable in written English.
It is commonly used in legal documents to express a binding commitment regarding a certain action or condition. For example: "This contract warrants that all services will be provided in a timely manner upon receipt of payment."
✓ Grammatically correct
News & Media
Academia
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
"He doesn't warrant that sort of attention.
News & Media
That touch doesn't warrant that dive.
News & Media
I'll warrant that sentence will not be written again.
News & Media
An SMA from a lower-level official may not warrant that status.
Academia
That is nothing like a secret warrant that could be aimed at a single unpopular individual.
News & Media
Not many N.F.C. strong safeties have had the consistency or impact to warrant that description.
News & Media
"There are concerns about the validity of the warrant that has come before the court".
News & Media
If we don't have the European arrest warrant, that would be the UK," she said.
News & Media
There may also have been other components of the warrant that haven't yet been made public.
News & Media
The instrument is a "warrant" that would be sold to investors.
News & Media
Would a warrant that authorizes entry into a home on Tuesday permit the police to enter on Monday?
Academia
Expert writing Tips
Best practice
When using "warrant that", ensure the context involves a formal agreement, assurance, or legal obligation. This phrase is suitable for contracts, formal statements, and situations requiring a high degree of certainty.
Common error
Avoid using "warrant that" in casual conversation or informal writing. Opt for simpler alternatives like "ensure that" or "make sure that" in those situations to maintain a natural tone.
Source & Trust
84%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "warrant that" functions as a declarative expression used to provide assurance or make a guarantee. As shown in Ludwig, this phrase is often employed in legal or formal contexts to establish a binding commitment.
Frequent in
News & Media
35%
Academia
33%
Science
32%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "warrant that" is a formal expression used to provide assurance or guarantee a specific outcome, often found in legal and binding agreements. Ludwig AI confirms its grammatical correctness and suitability for formal contexts. While not appropriate for casual use, it is common in news, academic writing and scientific literature. Related phrases include "guarantee that" and "ensure that", though these may lack the same level of formality. When using this phrase, be mindful of its register and ensure it aligns with the overall tone and purpose of your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
justify that
Focuses more on providing reasons or evidence to support a claim or action.
guarantee that
Implies a stronger level of assurance or certainty about a particular outcome.
necessitate that
Highlights the unavoidable need for something to happen as a result of a specific situation.
ensure that
Emphasizes the actions taken to make certain that something will occur.
validate that
Focuses on confirming the truth or accuracy of something.
substantiate that
Suggests providing concrete evidence to support a claim or belief.
confirm that
Implies verifying or establishing the truth of something that was previously uncertain.
call for that
Indicates that a particular action or response is required or appropriate in a given situation.
require that
Emphasizes a mandatory condition or prerequisite for something to occur.
mandate that
Indicates that something is officially required or decreed by an authority.
FAQs
How can I use "warrant that" in a sentence?
The phrase "warrant that" is used to express a guarantee or assurance. For instance, "The company "warrants that" the product will function as described".
What's a good alternative to "warrant that"?
Depending on the context, you can use phrases such as "guarantee that", "ensure that", or "certify that" as alternatives to "warrant that".
Is "warrant that" suitable for informal writing?
No, "warrant that" is generally considered formal. In informal contexts, it's better to use simpler phrases like "make sure that" or "ensure that".
What's the difference between "warrant that" and "guarantee that"?
While both phrases express assurance, "warrant that" often implies a more formal or legal commitment, whereas "guarantee that" can be used in a broader range of contexts.
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
4.4/5
Expert rating
Real-world application tested