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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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have not enough

Grammar usage guide and real-world examples

USAGE SUMMARY

"have not enough" is not correct and typically not used in written English.
A more appropriate statement that conveys the same meaning could be "do not have enough" or "do not have sufficient". For example: "I do not have enough money to purchase the item."

⚠ May contain grammatical issues

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

54 human-written examples

Conductometric and optical methods have not enough resolution.

"We have not enough drugs," says Sam.

News & Media

The Guardian

Perhaps not enough people have taken Economics 101, or of those who have, not enough remember what they learned.

News & Media

The New York Times

Until now, many experimental and numerical studies of ASR process have been carried out, but these schemes have not enough capability to predict the texture evolution at the micro-scale and the sheet formability at the macro-scale.

While convolution is being performed, those points near to the ends of the sample length have not enough information to rightly perform the convolution and the phenomenon known as end effect appears consequently.

It makes conversation, and most of us have not enough energy, interest, or imagination to offer witty retorts, penetrating criticism, brilliant insights, or sensitive responses.

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Human-verified similar examples from authoritative sources

Similar Expressions

6 human-written examples

These lights haven't enough imagination.

News & Media

The New Yorker

"They haven't enough security," says Zeldin.

News & Media

The Guardian

Now we haven't enough to eat".

News & Media

The New York Times

We haven't enough goals.

News & Media

BBC

She could have had not enough milk.

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Expert writing Tips

Best practice

Avoid using the phrase "have not enough" in formal writing. Opt for grammatically correct alternatives such as "do not have enough" or "lack sufficient".

Common error

The most common error is omitting the auxiliary verb "do" when negating "have" as a main verb. Always use "do not have enough" instead of "have not enough".

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

83%

Authority and reliability

2.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "have not enough" functions as a declarative statement expressing a deficiency or lack. While Ludwig provides examples of its usage, these often represent dated or non-native English. Modern English prefers "do not have enough".

Expression frequency: Very common

Frequent in

Science

38%

News & Media

36%

Formal & Business

7%

Less common in

Academia

3%

Wiki

3%

Encyclopedias

0%

Ludwig's WRAP-UP

The phrase "have not enough" is frequently found, as Ludwig shows, but it is grammatically incorrect in modern English. Ludwig AI advises using "do not have enough" instead. While various sources, including news and scientific publications, contain the phrase, using grammatically correct alternatives like "do not have enough" or "lack sufficient" will enhance clarity and credibility. Although common, "have not enough" should be avoided in formal writing.

FAQs

What is the correct way to say "have not enough"?

The correct way to express this idea is to use the auxiliary verb "do", resulting in "do not have enough". Alternatively, you can use "lack sufficient".

Is "have not enough" grammatically correct?

No, "have not enough" is generally considered grammatically incorrect in contemporary English. The correct form is "do not have enough".

What can I say instead of "have not enough"?

You can use alternatives like "do not have sufficient", "have insufficient", or "lack sufficient" depending on the context.

What's the difference between "have not enough" and "do not have enough"?

"Have not enough" is grammatically incorrect, while "do not have enough" is the correct and commonly used form. The latter uses the auxiliary verb "do" for negation.

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Source & Trust

83%

Authority and reliability

2.5/5

Expert rating

Real-world application tested

Most frequent sentences: