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
he may fail
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "he may fail" is correct and usable in written English.
It can be used to express the possibility or uncertainty of someone's failure in a given situation. Example: "Despite his hard work and dedication, he may fail to meet the deadline."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(8)
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
15 human-written examples
Despite all the political turmoil this week, the stockmarket rose by 5.3% between mid-day Monday (just before the upper house voted) and Thursday afternoon closing at a four-year high.The danger for Mr Koizumi is that by stressing one issue Japan Post, which he has yet to explain clearly—he may fail to connect with many reformist voters.
News & Media
There are ample indications that he may fail.
News & Media
If it is too generous, he may fail to negotiate hard with potential buyers.
News & Media
He may fail in this particular section, but he makes progress later on.
News & Media
In foreign policy, he will think interestingly about the interconnectedness of migration and war; but he may fail to clarify America's muddled thinking on military interventions.
News & Media
Left without the 'guiding hand of counsel,' Powell v. State of Alabama, supra, 287 U.S. at page 69, 53 S.Ct. at page 64, he may fail properly to introduce, or to introduce at all, what may be a perfect defense.
Academia
Human-verified similar examples from authoritative sources
Similar Expressions
45 human-written examples
Or they may fail.
News & Media
Still, the description he uses may fail to refer to the person to whom John referred when he uttered 'he'he
Science
But officials close to the president stress that Mr Chirac, whose political instincts rarely fail him, will "never in a million years" call a referendum if he thinks it may fail.
News & Media
He added: "It may fail, but it is in the collective interest of the United States and the international community to give the people and authorities of Greece time to implement at least the first phase of their program".
News & Media
The clone will start to reproduce at 24 months and his offspring will not enter the bullring until they are 3 or 4. Mr. Del Río recognizes his project may fail, but he says he has a penchant for experimentation.
News & Media
Expert writing Tips
Best practice
Use "he may fail" to express uncertainty about someone's success, particularly when outlining potential outcomes or evaluating risks in a neutral tone.
Common error
Avoid using "he may fail" when a stronger expression of certainty is more appropriate. If the evidence overwhelmingly suggests failure, consider phrases like "he will likely fail" or "he is doomed to fail" for greater impact.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "he may fail" functions as a modal phrase expressing possibility. 'May' indicates a chance or likelihood that 'he' will not succeed. Ludwig AI indicates this construction is valid and present in diverse contexts.
Frequent in
News & Media
52%
Science
24%
Academia
12%
Less common in
Encyclopedias
4%
Wiki
4%
Formal & Business
4%
Ludwig's WRAP-UP
In summary, the phrase "he may fail" is a grammatically sound expression indicating a possibility of failure. Ludwig AI confirms its correctness and usability. While not overly common, it finds its place across various contexts, especially in news, media, science, and academic writing. Alternatives such as "he might fail" or "he could fail" offer similar shades of meaning. When using the phrase, be mindful of the context and ensure it accurately reflects the level of uncertainty you wish to convey, avoiding overstatements about the likelihood of failure.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
he might fail
Uses 'might' instead of 'may', suggesting a slightly lower probability of failure.
he could fail
Replaces 'may' with 'could', indicating a possibility, but sometimes implying a condition or potential.
he risks failing
Highlights the presence of risk, emphasizing the potential negative consequences of failure.
he is likely to fail
Indicates a higher probability of failure compared to 'may', suggesting it's more probable than not.
failure is a possibility for him
Rephrases the idea, focusing on failure as a potential outcome rather than an action.
he stands a chance of failing
Implies that there is both a possibility of success and failure, with a focus on the chance aspect.
it's possible he will fail
Shifts the focus to the possibility itself, rather than directly stating his potential failure.
he is in danger of failing
Highlights the perilous situation, suggesting the circumstances are working against him.
there's a risk he'll fail
Emphasizes the risk involved and uses a contraction for a more informal tone.
success isn't assured for him
Expresses the idea by negating success, indirectly implying the potential for failure.
FAQs
How can I rephrase "he may fail" to sound more formal?
For a more formal tone, you could use phrases like "it is possible that he will not succeed" or "his success is not assured".
What's the difference between "he may fail" and "he will fail"?
"He may fail" indicates a possibility or uncertainty about the outcome, while "he will fail" expresses a strong certainty or prediction of failure.
Is "he may fail" appropriate for academic writing?
Yes, "he may fail" is appropriate for academic writing when expressing a potential outcome or uncertainty. It's a neutral and grammatically correct phrase.
What are some less direct ways to say "he may fail"?
Alternatives like "he faces the possibility of failure", "his success is uncertain", or "he might not succeed" can be used to express the same idea with varying degrees of directness.
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested