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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
I must break
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I must break" is correct and usable in written English.
It can be used in contexts where someone feels the need to end or interrupt something, often with a sense of urgency or determination. Example: "After weeks of working non-stop, I must break from this routine and take a vacation."
✓ Grammatically correct
News & Media
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
11 human-written examples
I must break off!
News & Media
I must break away and get out into the mountains …" – John Muir "I have climbed my mountain, but I must still live my life".
News & Media
But they all seem busy with other concerns so I feel that I must break the silence and tell you all how we can make the happy days come again.
News & Media
"I must break off now for a purpose, which I will tell you about tomorrow," read the last lines of an unfinished letter sent to his mother by comrades after his death on 15 April.
News & Media
But they all seem busy with other concerns so I feel that I must break the silence and tell you all how we can make the happy days come again.. View Article Trump's Lawyers Argue That He Cannot Be Impeached Because He Was Never Actually Elected What Happens When a Bad-Tempered, Distractible Doofus Runs an Empire?
News & Media
But they all seem busy with other concerns so I feel that I must break the silence and tell you all how we can make the happy days come again.. View Article By Troy Patterson By Andy Borowitz By John Cassidy By Phil Klay.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
"I've been clear we must break this cycle because it is damaging our business," he said.
News & Media
But I think it is a must break for the teams, for the mechanics, for everyone who is involved in the circus.
News & Media
I agree with Mr. Friedman's assertion that we must break "our addiction to oil".
News & Media
We must break the impasse.
News & Media
"We must break these criminal gangs.
News & Media
Expert writing Tips
Best practice
Use "I must break" when you want to express a sense of urgency or necessity in ending a current state or activity, whether it's a conversation, a habit, or a physical object. For example: "I must break off this call now." or "I must break this bad habit."
Common error
Avoid using "I must break" in overly casual settings where simpler alternatives like "I have to stop" or "I need to go" would sound more natural. Reserve it for situations where the need to interrupt or end something is somewhat urgent or important.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I must break" functions as a modal verb phrase expressing a strong sense of obligation, necessity, or determination to interrupt, end, or separate from something. Ludwig AI shows this expression is used in contexts where the speaker feels compelled to take immediate action.
Frequent in
News & Media
58%
Wiki
21%
Formal & Business
8%
Less common in
Science
8%
Encyclopedias
3%
Reference
2%
Ludwig's WRAP-UP
In summary, the phrase "I must break" is a versatile expression used to convey a sense of obligation, necessity, or determination to end or interrupt something. Ludwig AI analysis indicates that it's grammatically correct and commonly found in various contexts, particularly in news and media. While simpler alternatives might be suitable for informal settings, "I must break" is appropriate when a sense of urgency or resolve is intended. Its neutral register makes it adaptable for diverse situations, and its usage spans across various domains, with a prominent presence in reputable sources. This phrase is a powerful tool for expressing a need for immediate action or separation.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I have to stop
A more direct and less formal way of expressing the need to cease an action.
I need to cease
Highlights the necessity of stopping or discontinuing something.
I'm going to discontinue
A more casual expression of an intention to stop or cease an activity.
I am compelled to interrupt
Emphasizes a sense of obligation or necessity to interrupt an ongoing action or situation.
I should discontinue
Suggests a recommendation or advisability to stop an activity.
I am obliged to discontinue
Highlights a formal or moral duty to cease or halt a certain activity.
I will interrupt
Expresses a future intention to interrupt or break from something.
It's imperative that I halt
Stresses the critical importance of stopping a particular action.
I intend to suspend
Highlights a planned decision to temporarily halt or pause an action.
I'm required to suspend
Indicates an external requirement or rule necessitating the temporary cessation of an activity.
FAQs
How can I use "I must break" in a sentence?
You can use "I must break" to express a need to interrupt or end something. For example, "I must break off this conversation now" or "I must break this bad habit before it gets worse."
What can I say instead of "I must break"?
Alternatives include "I have to stop", "I need to interrupt", or "I have to discontinue", depending on the context.
When is it appropriate to use "I must break"?
It's appropriate when you want to convey a sense of urgency or necessity in ending something, often with a feeling of determination. It can be used in both formal and informal situations, though it's more common in somewhat serious contexts.
What's the difference between "I must break" and "I should break"?
"I must break" expresses a stronger sense of obligation or necessity compared to "I should break", which suggests a recommendation or advisability. "I must break" implies a stronger need to end or interrupt something, while "I should break" indicates it's a good idea to do so.
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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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested