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
to justify
Grammar usage guide and real-world examplesUSAGE SUMMARY
"to justify" is a correct and usable phrase in written English.
You can use it when you want to explain why something is reasonable or necessary. For example, "The company had to justify the cost before it could move forward with the project."
✓ 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
"It was hard to justify.
News & Media
as to justify..
Academia
"There were no grounds to justify deferral".
News & Media
But it was harder to justify now.
News & Media
She used exercise to justify eating more.
News & Media
James is tanking games to justify leaving.
News & Media
As if I have to justify it.
News & Media
They did nothing to justify it".
News & Media
It's hard to justify.
News & Media
The reasoning is hard to justify.
News & Media
You were called to justify.
Academia
Expert writing Tips
Best practice
When using "to justify", ensure that the reason or explanation you provide is logically sound and relevant to the context. A weak justification can undermine your argument or credibility.
Common error
Avoid attempting "to justify" actions or decisions that are inherently flawed or unethical. Trying to rationalize the unjustifiable can damage your reputation and raise ethical concerns.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "to justify" primarily functions as an infinitive verb phrase. It introduces a clause that explains the reason or basis for an action, decision, or belief. As Ludwig AI confirms, it's used to explain why something is reasonable or necessary. For example, "They have to justify it" explains the need for a reason.
Frequent in
News & Media
49%
Academia
26%
Science
19%
Less common in
Wiki
3%
Formal & Business
2%
Encyclopedias
1%
Ludwig's WRAP-UP
In summary, the phrase "to justify" functions as an infinitive verb phrase used to provide reasons or explanations, often with the intent to persuade or defend. Ludwig AI highlights its purpose in showing why something is reasonable or necessary. Its usage is very common across various domains, particularly news, academic, and scientific contexts. While generally neutral to formal in register, it’s crucial to use "to justify" appropriately, ensuring that the reason provided is logically sound and ethically justifiable. Related phrases include "to give a reason for" and "to provide a rationale for", each carrying slightly different nuances.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
to provide a rationale for
This alternative suggests a more formal and reasoned explanation.
to show sufficient reason for
This alternative is more explicit in requiring that the reason provided is adequate and convincing.
to give a reason for
This alternative is more general and less formal, focusing on the act of providing any reason, not necessarily a good one.
to explain the grounds for
This alternative emphasizes clarifying the basis or reasons behind something.
to offer an explanation for
This alternative focuses on providing an account of why something happened or is the way it is.
to warrant
This alternative means to make something necessary or appropriate.
to validate
This alternative focuses on confirming the correctness or legitimacy of something.
to defend
This alternative implies protecting something from criticism or attack.
to rationalize
This alternative suggests finding a seemingly logical reason, sometimes post-hoc, even if the real reason is different.
to vindicate
This alternative focuses on clearing someone of blame or suspicion.
FAQs
How can I use "to justify" in a sentence?
You can use "to justify" when you want to explain why something is reasonable or necessary. For instance, "The company had to justify the cost before it could move forward with the project."
What are some alternatives to using "to justify"?
Alternatives include "to give a reason for", "to offer an explanation for", or "to provide a rationale for" depending on the context.
Is there a difference between "to justify" and "to rationalize"?
"To justify" usually implies providing a valid and reasonable explanation, while "to rationalize" can suggest finding a seemingly logical reason, even if it's not the true reason or is somewhat self-serving. Consider which nuance you intend to convey.
When is it inappropriate to use the phrase "to justify"?
It's best to avoid using "to justify" when attempting to defend actions that are unethical, illegal, or clearly wrong. In such cases, seeking "to defend" the action might be perceived as insincere or harmful.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested