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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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diligent and conscientious

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "diligent and conscientious" is correct and usable in written English.
You can use it to describe someone who is hardworking and careful in their duties or responsibilities. Example: "She is a diligent and conscientious student, always putting in the effort to understand the material thoroughly."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

9 human-written examples

Tolerably gifted, he became a diligent and conscientious ruler, choosing able administrators; but he was shy, reserved, and unprepossessing in appearance.

Williams, executive director of the Federal City Council, a nonprofit economic-development group, described Silverman as a "diligent and conscientious" legislator.

Knowing that he lacked the trained mind to analyse data and assess situations, he was at best diligent and conscientious, but at worst tense and choleric about important decisions.

I'll let you speculate on whether Jared Kushner — who had to amend his financial disclosures at least 40 times because of errors and omissions — has been diligent and conscientious about screenshotting all of his WhatsApp messages and forwarding them to government accounts, as he claims he has been doing.

In addition, the use of a sample of students attending lectures provides a potential bias, as more diligent and conscientious students may be more likely to attend class.

It is recognised that those most likely to display academic difficulties may not be included in the sample as it is possible that only the most diligent and conscientious students attend lectures.

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Human-verified similar examples from authoritative sources

Similar Expressions

51 human-written examples

Everything in this chunky, busy book, even its attempts at vivacity, feels forced, diligent, painstakingly conscientious and, finally, rather melancholy.

News & Media

The New York Times

Posner, now a professor at New York University, called Tye "conscientious, diligent and honest.

News & Media

The Guardian

In September, Somalia's president, Sheik Sharif Sheik Ahmed, wrote a letter to Secretary General Ban, defending Mr. Nur as a "very conscientious, diligent and hard-working person" and saying that if it were not for the contractors, "many Somalis would have perished".

News & Media

The New York Times

Even with the best bedding materials, operative tables and conscientious nursing skills and diligent evidence-based care, some pressure ulcers are likely inevitable in contemporary practice.

While this is nice to have, the benefit of first-time board members is they are even more diligent, conscientious and eager to add value than those who have been around the block.

News & Media

TechCrunch
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Expert writing Tips

Best practice

When describing someone's work ethic or character, use "diligent and conscientious" to emphasize both their hard work and moral awareness. This is particularly effective in recommendation letters or performance reviews.

Common error

While "diligent and conscientious" is a strong descriptor, avoid using it excessively in casual conversation or informal writing. Simpler phrases like "hardworking and thoughtful" may be more appropriate.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "diligent and conscientious" functions primarily as a descriptive adjective, modifying a noun to indicate that the subject possesses both a strong work ethic and a keen sense of responsibility. It highlights positive qualities related to performance and moral character, aligning with Ludwig AI's assessment.

Expression frequency: Uncommon

Frequent in

News & Media

40%

Science

30%

Encyclopedias

10%

Less common in

Formal & Business

10%

Wiki

5%

Reference

5%

Ludwig's WRAP-UP

In summary, "diligent and conscientious" is a descriptive phrase used to commend someone for their strong work ethic and integrity. As Ludwig AI confirms, the phrase is grammatically correct. It appears most frequently in News & Media sources and is considered to have a neutral to formal register. Alternatives such as "industrious and conscientious" or "careful and conscientious" can be used depending on the specific context. While a powerful descriptor, it's best to avoid overuse in informal settings. The phrase effectively highlights positive attributes related to performance and moral character, making it particularly useful in professional evaluations and recommendations.

FAQs

What does "diligent and conscientious" mean?

The phrase "diligent and conscientious" describes someone who is hardworking, careful, and dedicated to performing their duties with a strong sense of responsibility and ethics.

What can I say instead of "diligent and conscientious"?

You can use alternatives like "industrious and conscientious", "careful and conscientious", or "thorough and conscientious" depending on the context.

How can I use "diligent and conscientious" in a sentence?

Here's an example: "The company praised her as a "diligent and conscientious" employee who consistently exceeded expectations."

Is "diligent and conscientious" a formal or informal phrase?

The phrase "diligent and conscientious" is generally considered formal and is suitable for professional or academic contexts.

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Real-world application tested

Most frequent sentences: