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
have cause to
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "have cause to" is correct and usable in written English.
It is typically used to indicate a reason or justification for a particular action or feeling. Example: "I have cause to believe that the project will be successful based on the team's performance."
✓ Grammatically correct
News & Media
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
Mr Brown would have cause to complain.
News & Media
Their insurers have cause to worry too.
News & Media
THE English have cause to feel flattered.
News & Media
We may have cause to regret that.
News & Media
Now they have cause to celebrate.
News & Media
Both sides have cause to gripe.
News & Media
Often, I have cause to celebrate editorial endeavour.
News & Media
Even those who have cause to dislike Ms. Tarlow, don't.
News & Media
"Often I have cause to celebrate editorial endeavour," he said.
News & Media
We would all have cause to be ashamed.
News & Media
Does he have cause to use it often, I wonder.
News & Media
Expert writing Tips
Best practice
Use "have cause to" to clearly express that a specific reason or justification exists for a particular action, feeling, or belief. Ensure the context provides sufficient information about the cause.
Common error
Avoid using "have cause to" without clearly stating or implying the reason. For example, instead of saying "They have cause to worry", specify "They have cause to worry about the company's financial stability."
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have cause to" functions as a verb phrase indicating the existence of a valid reason or justification for a particular action, belief, or feeling. It is commonly used to express that someone or something has a legitimate basis for a specific response or emotion. Ludwig confirms its correct usage.
Frequent in
News & Media
100%
Science
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "have cause to" is a grammatically sound and frequently employed expression used to indicate a valid reason or justification for an action, feeling, or belief. As confirmed by Ludwig, its usage is correct and widespread, particularly in news and media contexts. When using the phrase, it's crucial to provide sufficient context to ensure clarity. Alternatives like "have reason to" or "have grounds to" can be used, but "have cause to" remains a standard and versatile choice.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
have reason to
Focuses on the logical or rational basis for something.
have grounds to
Implies a legal or formal justification.
have justification to
Highlights the act of justifying or defending an action.
have warrant to
Suggests a formal authorization or permission.
have basis to
Emphasizes the fundamental support or foundation for something.
have a right to
Indicates a moral or legal entitlement.
be entitled to
Highlights the condition of being qualified or deserving.
find reason to
Suggests the discovery or identification of a justification.
be justified in
Focuses on the state of being proven right or reasonable.
be within one's rights to
Expresses the idea that an action is legally or morally permissible.
FAQs
How can I use "have cause to" in a sentence?
You can use "have cause to" to indicate a valid reason or justification for a particular action or feeling. For example, "I "have cause to believe" that the project will be successful based on the team's performance".
What's a more formal way to say "have cause to"?
A more formal way to express "have cause to" is to say "have grounds to" or "have justification to", particularly when referring to legal or official contexts.
Is it correct to say "have cause for" instead of "have cause to"?
While "have cause for" might be used in some contexts, "have cause to" is the more standard and widely accepted phrasing when indicating a reason to do something.
What's the difference between "have cause to" and "have reason to"?
The phrases "have cause to" and "have reason to" are very similar and often interchangeable. However, "have cause to" might imply a slightly stronger or more specific justification than "have reason to".
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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested