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
a sufficient reason
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a sufficient reason" is correct and usable in written English.
It can be used when discussing the justification or rationale behind a decision, action, or belief. Example: "In order to proceed with the project, we need to establish a sufficient reason for the proposed changes."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(17)
an adequate justification
a valid rationale
an adequate reason
a compelling reason
a good enough reason
an acceptable justification
a justifiable cause
a legitimate ground
a sound explanation
a substantial reason
a sufficient justification
a sufficient quantity
a sufficient strategy
a sufficient basis
a sufficient answer
a sufficient budget
a sufficient supply
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
(Because high unemployment apparently isn't a sufficient reason).
News & Media
I can't imagine being a sufficient reason for the disruption.
News & Media
Logical inconsistency is not a sufficient reason to change the law.
News & Media
But that is not a sufficient reason to spend £205bn on weapons of mass destruction.
News & Media
Not everybody thought that was a sufficient reason to begin giving teenagers tastes of wine.
News & Media
Violating consumer expectations around privacy is probably itself a sufficient reason for intervention.
Academia
Each time, it was spicy, sweet and invigorating, a sufficient reason to fly to Texas.
News & Media
"The mere tendency of speech to encourage unlawful acts is not a sufficient reason for banning it," the justice said.
News & Media
And the Sixth Circuit held that this was a sufficient reason for delay, and we don't deny this.
Academia
This is a sufficient reason why I should venture to lay my reflections before you, though under the disadvantages of distance and partial knowledge.
News & Media
This is not a sufficient reason to introduce into this country a kind of judicialised internment that is unprecedented outside war-time in the democratic era.
News & Media
Expert writing Tips
Best practice
When using "a sufficient reason", ensure the reason you provide fully explains the action or decision you're justifying. Avoid vague or incomplete explanations.
Common error
Avoid using "a sufficient reason" when the provided reason is only one of several contributing factors. Instead, clarify if it's the primary or only reason.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a sufficient reason" functions as a noun phrase that serves to introduce or identify a justification that is adequate or enough to explain or validate an action, belief, or decision. Ludwig AI confirms that this phrase is frequently used across various contexts.
Frequent in
News & Media
39%
Science
33%
Academia
24%
Less common in
Encyclopedias
2%
Formal & Business
1%
Reference
1%
Ludwig's WRAP-UP
In summary, "a sufficient reason" is a common and grammatically correct phrase used to indicate an adequate justification or explanation for an action, belief, or decision. According to Ludwig, it appears frequently in news, academic, and scientific contexts, indicating its broad applicability. When employing this phrase, ensure that the reason provided fully and clearly justifies the matter at hand. While alternatives like "an adequate reason" or "a valid rationale" exist, choosing "a sufficient reason" implies that the explanation is not only good but meets a necessary threshold. Be mindful of overstating the sufficiency of a reason when other factors contribute significantly. The wide use and clear meaning make it a reliable choice in diverse writing scenarios.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
an adequate reason
Replaces "sufficient" with "adequate", suggesting a reason that meets the minimum requirements.
a valid rationale
Substitutes "reason" with "rationale", emphasizing the logical basis of the explanation.
a good enough reason
Uses a more informal tone by employing "good enough" instead of "sufficient".
a compelling reason
Replaces "sufficient" with "compelling", highlighting the persuasiveness of the reason.
an acceptable justification
Focuses on the acceptability of the justification rather than its sufficiency.
an adequate basis
Emphasizes the foundational aspect of the reason, using "basis" instead.
a justifiable cause
Shifts the focus to the justifiability of the cause, using "cause" as the reason.
a legitimate ground
Uses "legitimate ground" to suggest a reason that is legally or formally acceptable.
a sound explanation
Replaces "reason" with "explanation", emphasizing the clarity and coherence of the justification.
a reasonable motive
Focuses on the motivation behind the action, presenting it as reasonable.
FAQs
How can I use "a sufficient reason" in a sentence?
Use "a sufficient reason" to introduce an explanation that fully justifies an action or decision. For example, "The potential benefits were "a sufficient reason" to proceed with the experiment".
What phrases can I use instead of "a sufficient reason"?
You can use alternatives like "an adequate reason", "a valid rationale", or "a compelling reason", depending on the specific context.
Is it better to say "sufficient reason" or "good reason"?
"Sufficient reason" is generally more formal and implies a complete justification, while "good reason" is more informal and can imply a less complete or less critical justification. The better choice depends on the context and the desired level of formality.
What's the difference between "a sufficient reason" and "the only reason"?
"A sufficient reason" implies that the given reason is enough to justify something, but other reasons might also exist. "The only reason" indicates that no other factors contributed to the decision or action.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested