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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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must repay

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "must repay" is correct and usable in written English.
It can be used when indicating an obligation or requirement to return money or a favor. Example: "If you borrow money from a friend, you must repay them by the agreed date."

✓ Grammatically correct

News & Media

Academia

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Li must repay the high-interest loan in October.

And after five years, borrowers must repay the entire balance.

News & Media

The New York Times

Portugal must repay more than €12 billion in the first half of 2011.

News & Media

The New York Times

A minority of candidates, with leftover money or inadequate records, must repay funds.

News & Media

The New York Times

During 2015 Russia's firms must repay $100 billion-worth of foreign debt.

News & Media

The Economist

Should 38 Studios fail, Rhode Island taxpayers must repay any outstanding debt.

Lower ratings typically result in higher interest rates – increasing the amount municipal borrowers must repay investors.

"If you sell in the first five years you must repay any tax relief," Khalaf says.

Yet if the periphery must repay its debts, cheaper rates will make the job easier.

News & Media

The Guardian

She must repay the grocer the face value of the stolen tickets.

It is their parents who must repay their bills at the end of the day.

News & Media

The New York Times
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Expert writing Tips

Best practice

When using "must repay", ensure the context clearly defines what is being repaid (e.g., money, debt, favor) and to whom. Clarity is key to avoid ambiguity.

Common error

Avoid using "must repays" instead of "must repay" with singular subjects. The modal verb "must" doesn't change form based on the subject.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "must repay" functions as a modal verb phrase indicating obligation. According to Ludwig, it is used to express a necessity or requirement to return money or settle a debt. Examples show it applying to individuals, companies, and even governments.

Expression frequency: Very common

Frequent in

News & Media

78%

Academia

13%

Science

9%

Less common in

Formal & Business

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

The phrase "must repay" is a common and grammatically correct way to express a strong obligation to return something, typically money or a debt. As Ludwig AI indicates, it frequently appears in contexts ranging from news reports to academic discussions. When using "must repay", ensure that the subject, object, and recipient of the repayment are clearly defined to avoid ambiguity. While "must repay" indicates a firm obligation, alternatives like "is obliged to return" or ""should repay"" offer variations in formality and strength of the obligation.

FAQs

How do I use "must repay" in a sentence?

Use "must repay" to indicate a strong obligation to return something, typically money or a debt. For example, "The loan requires that you "must repay" the full amount within five years."

What are some alternatives to "must repay"?

Alternatives include phrases like "is obliged to return", "has a duty to pay back", or "is required to reimburse", depending on the context.

Is it better to say "must repay" or "has to repay"?

"Must repay" implies a stronger obligation than "has to repay". "Must" often suggests a legal or moral imperative, while "has to" can indicate a general requirement. The choice depends on the specific context.

What's the difference between "must repay" and "should repay"?

"Must repay" indicates a firm obligation with potentially serious consequences for non-compliance. "Should repay" suggests a recommendation or expectation, but it doesn't carry the same weight of necessity. The phrase "should repay" is less forceful.

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Source & Trust

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Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: