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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
prevent him from
Grammar usage guide and real-world examplesUSAGE SUMMARY
"prevent him from" is a correct and usable part of a sentence in written English.
It is used to talk about taking an action to stop someone from doing something. Example sentence: We must prevent him from leaving.
✓ Grammatically correct
News & Media
Encyclopedias
Science
Wiki
Formal & Business
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 didn't prevent him from playing".
News & Media
Term limits prevent him from running again.
News & Media
Did she prevent him from studying?
News & Media
Some men outside prevent him from leaving.
News & Media
His condition did not prevent him from holding court, however.
News & Media
At least we can prevent him from winning.
News & Media
Does anything prevent him from winning the Oscar forever?
News & Media
It did not prevent him from winning the state.
News & Media
And Kasparov failed to prevent him from recovering it.
News & Media
It did not prevent him from excelling in school.
News & Media
(Term limits prevent him from running for reëlection).
News & Media
Expert writing Tips
Best practice
When using "prevent him from", ensure the sentence clearly indicates what action is being prevented and the means of prevention. For example, "They built a wall to prevent him from escaping."
Common error
Avoid using other prepositions like 'to' or 'for' after "prevent". The correct structure is "prevent him from doing something", not "prevent him to do something" or "prevent him for doing something".
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "prevent him from" functions as a verbal phrase that introduces a clause expressing the prevention of a specific action. It highlights the act of stopping someone, aligning with Ludwig's AI which indicates it's a commonly used and grammatically sound construction. The phrase showcases an action taken to avert another.
Frequent in
News & Media
48%
Wiki
19%
Science
15%
Less common in
Encyclopedias
8%
Formal & Business
5%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "prevent him from" is a grammatically sound and frequently used expression to indicate the act of stopping someone from doing something. Ludwig AI confirms its correctness and usability in various contexts. Its usage spans from everyday conversation to formal writing, with prominent appearances in news, encyclopedias, science and wiki sources. When using "prevent him from", it's crucial to follow it with a verb in the gerund form (-ing) and avoid common preposition errors. Related phrases like "stop him from" or "hinder him from" offer alternative ways to express similar ideas.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
stop him from
This alternative is a more direct and common way to express the same idea, focusing on the act of stopping.
hinder him from
This suggests making it difficult for him to do something, implying less direct intervention.
block him from
This means creating an obstacle to prevent him, suggesting a physical or metaphorical barrier.
prohibit him from
This indicates a formal or legal ban, adding a layer of authority.
preclude him from
This alternative makes it impossible for him to act, suggesting a complete barrier.
deter him from
This suggests discouraging him through fear or doubt, rather than direct prevention.
impede him from
This implies slowing down or obstructing his progress, making it harder to act.
obstruct him from
This indicates actively getting in his way, making it harder for him to proceed.
restrain him from
This implies holding him back, often physically or emotionally.
inhibit him from
This suggests a psychological or internal barrier, affecting his willingness or ability.
FAQs
How can I use "prevent him from" in a sentence?
Use "prevent him from" to indicate stopping someone from doing something. For example, "The guards will prevent him from leaving." It requires a clear subject, the phrase, and the action being prevented.
What can I say instead of "prevent him from"?
You can use alternatives like "stop him from", "hinder him from", or "prohibit him from", depending on the context.
Which is correct, "prevent him from leaving" or "prevent him to leave"?
"Prevent him from leaving" is correct. The phrase requires the preposition "from" followed by a gerund (verb ending in -ing). Using "to" is grammatically incorrect.
What is the difference between "prevent him from" and "protect him from"?
"Prevent him from" implies stopping an action before it occurs. "Protect him from" implies shielding someone from harm or danger. They are related but not interchangeable; for example you can "prevent him from falling" vs. protect him from the fall.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested