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
lost his nerve
Grammar usage guide and real-world examplesUSAGE SUMMARY
"lost his nerve" is correct and usable in written English.
You can use it when someone experiences a sudden loss of courage, self-confidence, or determination. For example: "As soon as he heard the news, he completely lost his nerve."
✓ Grammatically correct
News & Media
Encyclopedias
Wiki
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
59 human-written examples
Instead, he lost his nerve.
News & Media
He lost his nerve.
News & Media
But then Jean-Baptiste lost his nerve.
News & Media
He has lost his nerve".
News & Media
But he lost his nerve.
News & Media
Vuillard, after his early years, lost his nerve.
News & Media
Along the way he became afraid and lost his nerve.
News & Media
But by 1936 he had lost his nerve.
News & Media
So, maybe Nolte has temporarily lost his nerve.
News & Media
Frank has lost his nerve and lost his way.
News & Media
Even when he was two shots behind, he never lost his nerve.
News & Media
Expert writing Tips
Best practice
When using "lost his nerve", ensure the context clearly indicates what caused the loss of nerve and what the consequences were. This provides a richer and more informative description.
Common error
Avoid using "lost his nerve" when describing a gradual decline in skill or ability. This phrase is best suited for situations where there's a sudden failure of courage or resolve in a specific moment or event.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "lost his nerve" functions as an idiomatic expression, typically acting as a verb phrase within a sentence. According to Ludwig AI, the phrase is considered correct and usable in written English. It describes a sudden inability to act due to fear or lack of confidence, as demonstrated in the Ludwig examples.
Frequent in
News & Media
72%
Wiki
12%
Encyclopedias
5%
Less common in
Formal & Business
3%
Science
3%
Reference
2%
Ludwig's WRAP-UP
In summary, "lost his nerve" is a very common idiomatic phrase used to describe a sudden failure of courage or resolve. Ludwig AI confirms its correctness and usability in written English. Its primary function is to explain why someone didn't proceed with a planned action, highlighting the psychological aspect. While suitable for neutral contexts like news and general writing, more formal or scientific contexts might require a more precise alternative. This phrase appears frequently in news and media sources. Related phrases include "chickened out" and "his courage failed him", offering alternative ways to express a similar idea.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
his nerve failed him
This is a more formal and literary way of saying that someone lost their courage.
lost his courage
This is a more straightforward and literal way of saying that someone became afraid or apprehensive.
chickened out
This alternative is more informal and suggests a sudden and perhaps cowardly retreat from a situation.
lost his resolve
This emphasizes the weakening of someone's determination or commitment.
backed down
This implies a retreat from a position or argument, often due to pressure or a change of heart.
got cold feet
This idiomatic expression means to become nervous or apprehensive before an important event or decision.
cracked under pressure
This suggests that someone was unable to cope with stress or expectations.
flinched
This suggests a momentary hesitation or shrinking away from something unpleasant or dangerous.
had a moment of weakness
This implies a temporary lapse in strength or willpower.
panicked
This suggests a sudden and overwhelming feeling of fear, leading to irrational behavior.
FAQs
How can I use "lost his nerve" in a sentence?
You can use "lost his nerve" to describe someone who suddenly becomes afraid or unable to proceed with something they intended to do. For instance: "He was about to jump, but he "lost his nerve" at the last second".
What's a more formal alternative to "lost his nerve"?
A more formal alternative is "his resolve faltered", which suggests a weakening of determination. Another possibility is to say "his courage failed him".
Is it correct to say "lose his nerve" or "lost his nerve"?
"Lost his nerve" is the past tense form, used to describe an event that has already happened. "Lose his nerve" is the infinitive form. For example, "He was afraid he would "lose his nerve"".
What's the difference between "lost his nerve" and "lost his confidence"?
"Lost his nerve" implies a sudden failure of courage or resolve in a specific situation, while "lost his confidence" suggests a more general decline in self-assurance over time or across multiple situations. For instance, he lost his confidence after multiple failures.
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
4.6/5
Expert rating
Real-world application tested