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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
developed and kept
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "developed and kept" is correct and usable in written English.
You can use it when discussing something that has been created and maintained over time, such as a project, relationship, or skill. Example: "The software was developed and kept up to date to ensure optimal performance."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(2)
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
7 human-written examples
The Rufiji Water Basin Office has developed and kept a database of daily streamflow records from 1950s to-date for at least 87 gauging stations.
Her delight in the way blades of light were scattered by their pinafores and ribbons, pounced off furniture and coaxed bright color from flowers could not mask the sense she developed — and kept close, like a secret dispatch — of life's brutal transience.
News & Media
One example is Myriad Genetics that has developed, and kept private, a database of BRCA gene variants.
News & Media
Gardner, one of the few good hitters the Yankees have developed and kept in the last decade, is in the context of the generally overpaid Yankees also financial bargain.
News & Media
Quality assurance exercises to test reliability of results were developed and kept in the database.
Science
The computer-generated randomization scheme was developed and kept by the study sponsor.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
This comes on top of the algorithms that we have developed and keep on improving to provide the most relevant candidates to companies first and make their selection process seamless," says CornerJob's CEO David Rodriguez.
News & Media
Get them developed and keep them in your room for some nice decoration.
Wiki
We got some amazing support, kept developing, and kept progressing and re-writing stuff.
News & Media
"We've got to keep developing and keep taking baby steps".
News & Media
"We want him to keep developing and keep getting tested," he said.
News & Media
Expert writing Tips
Best practice
When using "developed and kept", ensure the context clearly indicates both the initial creation or development and the subsequent maintenance or preservation of the subject.
Common error
Avoid using "developed and kept" when the subject is not actively maintained or has undergone significant changes that deviate from its original form. Ensure that the "keeping" aspect is still relevant.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "developed and kept" functions as a compound verb phrase. It describes an action involving both the creation or evolution of something and its subsequent maintenance or preservation over time. As Ludwig AI confirms, the phrase is grammatically correct and widely used.
Frequent in
News & Media
40%
Science
30%
Formal & Business
15%
Less common in
Wiki
10%
Academia
5%
Social Media
0%
Ludwig's WRAP-UP
In summary, "developed and kept" is a grammatically correct and relatively common phrase used to describe something that has been created and subsequently maintained. Ludwig AI confirms this assessment. It is versatile, fitting various contexts from news and media to science and business. While alternatives like "created and maintained" or "established and sustained" exist, "developed and kept" provides a clear and concise way to convey both the initial development and ongoing preservation of a subject. When using this phrase, ensure the context accurately reflects both aspects to avoid misinterpretations.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
created and maintained
Focuses on both the initial creation and ongoing maintenance, offering a direct synonym.
developed and preserved
Similar to "created and maintained", but emphasizing the protection aspect.
established and sustained
Highlights the act of establishing something and ensuring its continuation, implying a longer duration.
built and preserved
Emphasizes the construction aspect and the act of preserving something from decay or loss.
cultivated and retained
Suggests a gradual development and the act of keeping something in one's possession or memory.
fostered and upheld
Implies nurturing growth and actively supporting or defending something.
originated and protected
Highlights the act of bringing something into existence and safeguarding it from harm.
invented and secured
Focuses on the novelty of creation and the actions taken to ensure its safety or availability.
designed and managed
Emphasizes the planning aspect of creation and the subsequent control and administration.
engineered and supported
Highlights the technical aspect of creation and the provision of assistance or resources.
FAQs
How can I use "developed and kept" in a sentence?
You can use "developed and kept" to describe something that has been created and maintained over a period of time. For example, "The company "developed and kept" a strong relationship with its clients."
What are some alternatives to "developed and kept"?
Alternatives include phrases like "created and maintained", "established and sustained", or "built and preserved", depending on the specific context.
Is there a difference between "developed and kept" and "developed and maintained"?
"Developed and maintained" generally implies ongoing active effort to keep something in good working order. "Developed and kept" can suggest a more passive preservation, though the terms are often interchangeable.
When is it appropriate to use "developed and kept" instead of "created and kept"?
"Developed and kept" is best when the subject involved a process of growth or evolution. "Created and kept" is more appropriate when referring to something that was made in a more or less finished state.
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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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested