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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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not having done

Grammar usage guide and real-world examples

USAGE SUMMARY

"not having done" is correct and usable in written English.
It is used to express that you have not completed an action prior to some other action. For example: "I regret not having done my homework earlier."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

"And they have been pilloried for not having done enough".

News & Media

The New York Times

Should we feel guilty at not having done more?

News & Media

The New York Times

He said last week he regrets not having done so.

Claiming discrimination for not having done so is not assimilation.

News & Media

The New York Times

The satisfaction of not having done that is just amazing.

News & Media

The Guardian

Today he said he regretted not having done that.

News & Media

The New York Times

But I was nervous about pruning, not having done it in any informed way.

News & Media

The New York Times

And most of all I don't want to feel guilty for not having done enough.

News & Media

The New York Times

And he had no regrets at not having done things differently.

News & Media

Independent

He told me that he regretted not having done this sooner.

News & Media

The New Yorker

A critic once accused me of not having done my homework.

Show more...

Expert writing Tips

Best practice

Use "not having done" to clearly indicate an action that was not completed before a subsequent event or a specific time. For example, "I regret "not having done" my research before the meeting."

Common error

Avoid using "not having done" when a simpler past perfect tense would be more appropriate. For example, instead of "I felt bad for "not having done" the dishes," consider using "I felt bad that I hadn't done the dishes."

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "not having done" functions as a gerund phrase, acting as a noun. It typically expresses regret, remorse, or the consequence of an action that was not completed. Ludwig AI validates this with numerous examples.

Expression frequency: Very common

Frequent in

News & Media

80%

Formal & Business

10%

Science

5%

Less common in

Wiki

3%

Encyclopedias

1%

Reference

1%

Ludwig's WRAP-UP

In summary, "not having done" is a grammatically correct and very common gerund phrase used to express an action that was not completed, often leading to regret or consequences. According to Ludwig AI, this expression appears frequently in news and media sources and carries a neutral tone, making it suitable for various writing styles. While alternatives like "without having completed" and "prior to completing" exist, "not having done" provides a clear and direct way to convey the sense of incompletion before a specific point in time. When using this phrase, ensure the tense is appropriate and avoid overuse where simpler past perfect constructions suffice.

FAQs

How can I use "not having done" in a sentence?

Use "not having done" to indicate the absence of a completed action before another point in time. For example, "He felt guilty for "not having done" enough to help."

What are some alternatives to "not having done"?

You can use alternatives like "without having completed", "prior to completing", or "before finishing" depending on the context.

Is it correct to say "not doing" instead of "not having done"?

While "not doing" can sometimes be used, it doesn't always convey the same sense of an action not being completed prior to another event. "Not having done" emphasizes this prior lack of completion more clearly.

When should I use "not having done" versus a simpler past perfect construction?

Use "not having done" when you want to emphasize the incomplete action as a reason or cause for a subsequent event or feeling. A simpler past perfect might be more appropriate if the timing isn't as crucial to the sentence's meaning.

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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: