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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
he is diligent
Grammar usage guide and real-world examplesUSAGE SUMMARY
It is correct and usable in written English.
You can use it when you want to describe someone who is hard-working or persistent. For example: "My boss is very diligent - he is always the first person in the office each morning."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(3)
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
14 human-written examples
"He is diligent, hardworking, intelligent.
News & Media
He is diligent about what he eats.
News & Media
He is diligent and puts a lot of effort in.
News & Media
He is diligent about explaining the "disconcerting reasons" why this is so.
News & Media
He is diligent about showing up at the city's tribal rites — hotel dinners, book parties, tributes.
News & Media
He is diligent in addressing leaders by proper titles, ranks, "Madam Speakers" and "Mr. Presidents" (a scout is reverent).
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
"He sees donations as investments in worthwhile projects, he does a lot of due diligence when looking at potential recipients, and he's diligent about holding their feet to the fire about doing what the money is supposed to do".
News & Media
But he was diligent.
Encyclopedias
He was diligent.
News & Media
"He's diligent in his preparation.
News & Media
He's diligent, very well read, and insightful".
News & Media
Expert writing Tips
Best practice
When describing someone's character, use "he is diligent" to convey a strong sense of dedication and consistent effort. This phrase implies reliability and a commitment to completing tasks thoroughly.
Common error
Avoid using "he is diligent" when you simply mean someone is 'hard-working'. Diligence includes thoroughness and attention to detail, not just putting in long hours.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "he is diligent" functions as a subject-verb-complement construction, where 'he' is the subject, 'is' is the linking verb, and 'diligent' is the subject complement describing the subject's characteristic. Ludwig AI confirms its grammatical correctness and usability.
Frequent in
News & Media
50%
Academia
30%
Science
20%
Less common in
Encyclopedias
0%
Wiki
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "he is diligent" is a grammatically correct and usable expression to describe someone who is hardworking, thorough, and attentive to detail. Ludwig AI validates this, and the examples highlight its presence in news articles, academic papers, and scientific publications. While not the most common phrase, it effectively communicates a strong work ethic and dedication to quality. Consider alternatives like "he is assiduous" or "he is industrious" to subtly shift the emphasis.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
he is assiduous
This alternative emphasizes consistent and careful attention to detail.
he is industrious
This alternative highlights his work ethic and productivity.
he is conscientious
This alternative stresses his commitment to doing things correctly and thoroughly.
he is painstaking
This alternative focuses on the careful and thorough nature of his work.
he is meticulous
This alternative underlines his attention to detail and precision.
he is thorough
This alternative emphasizes the completeness and exhaustiveness of his efforts.
he is persevering
This alternative highlights his persistence and determination in the face of challenges.
he is committed
This alternative stresses his dedication and loyalty to a task or goal.
he is sedulous
This alternative emphasizes constant and persistent effort.
he is hard-working
This alternative is a more straightforward way of expressing his dedication to work.
FAQs
How can I use "he is diligent" in a sentence?
You can use "he is diligent" to describe someone who is hard-working, thorough, and attentive to detail. For example, "He is diligent in his studies, always completing his assignments on time and with great care".
What are some alternatives to "he is diligent"?
Some alternatives to "he is diligent" include "he is assiduous", "he is industrious", or "he is conscientious". The best choice depends on the specific nuance you want to convey.
Is "he is diligent" formal or informal?
"He is diligent" is suitable for both formal and informal contexts. It's a clear and straightforward way to describe someone's work ethic.
What does it mean to say someone is diligent?
Saying someone is diligent means they are hardworking, careful, and thorough in their work. It implies a commitment to quality and attention to detail.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested