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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
must pay
Grammar usage guide and real-world examplesUSAGE SUMMARY
"must pay" is a grammatically correct and usable phrase in written English.
You would use it to express an obligation that something must be done, typically involving a monetary payment. For example: "The renter must pay the entirety of the security deposit before moving in."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
60 human-written examples
They must pay interest.
News & Media
He must pay, too.
News & Media
They must pay".
News & Media
People must pay taxes.
News & Media
The industry must pay".
News & Media
Etc but all must pay.
News & Media
Who must pay for repairs?
News & Media
But you must pay attention.
News & Media
Now you must pay us".
News & Media
Everyone must pay tax".
News & Media
We too must pay.
News & Media
Expert writing Tips
Best practice
When using "must pay", ensure the context clearly defines who is obligated to make the payment and what the payment is for. Avoid ambiguity by specifying the amount, currency, and any relevant deadlines or conditions.
Common error
Avoid using "must pay" without specifying the recipient or the exact purpose of the payment. This can lead to confusion and legal disputes. Always clarify who benefits from the payment and under what conditions it is required.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must pay" functions as a modal verb phrase indicating an obligation or necessity to provide payment. Ludwig AI confirms its grammatical correctness and usability. It expresses a requirement that something, typically a monetary amount, be transferred.
Frequent in
News & Media
60%
Science
15%
Formal & Business
10%
Less common in
Wiki
8%
Encyclopedias
2%
Social Media
5%
Ludwig's WRAP-UP
In summary, the phrase "must pay" is a grammatically sound and frequently employed construction used to express the necessity or obligation of providing payment. Ludwig AI confirms its correctness and common usage. As shown in the example from Ludwig, the phrase appears most frequently in news and media, and it maintains a generally neutral tone, though formality can shift based on context. When using the phrase, it's important to clearly specify who is obligated to pay and the purpose of the payment to prevent ambiguity. Alternatives like "is required to pay" or "has to pay" can be used depending on the desired level of formality.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is required to pay
This alternative is more formal and emphasizes a requirement or legal obligation.
is obligated to pay
This alternative highlights a formal or legal obligation to make a payment.
has to pay
This alternative is more informal but conveys a similar sense of necessity.
needs to pay
This alternative softens the obligation slightly, suggesting a need rather than a strict requirement.
is due to pay
This alternative emphasizes that a payment is expected at a specific time.
shall pay
This alternative is very formal and often used in legal contexts.
is liable to pay
This alternative highlights a legal responsibility to make a payment, often due to a debt or damages.
is responsible for paying
This alternative shifts the focus to the responsibility for ensuring a payment is made.
is bound to pay
This alternative indicates a contractual or moral obligation to make a payment.
is compelled to pay
This alternative emphasizes that external factors or a higher authority force the payment.
FAQs
How can I use "must pay" in a sentence?
Use "must pay" to indicate an obligation to provide something, usually money, in exchange for goods, services, or to fulfill a legal requirement. For example: "The company "must pay" its employees on time."
What are some alternatives to "must pay"?
Depending on the context, you could use alternatives like "is required to pay", "is obligated to pay", or "has to pay".
Is it more formal to say "must pay" or "is required to pay"?
"Is required to pay" is generally more formal and suitable for legal or official documents, while "must pay" is acceptable in most contexts but slightly less formal.
What's the difference between "must pay" and "should pay"?
"Must pay" indicates a firm obligation or requirement, whereas "should pay" suggests a recommendation or moral imperative, implying less compulsion.
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested