Used and loved by millions
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
Keep persistent
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "Keep persistent" is not commonly used in written English and may sound awkward.
It can be used when encouraging someone to maintain their persistence or determination in a task or goal. Example: "Even when faced with challenges, it's important to keep persistent in your efforts to achieve success."
Science
News & Media
Formal & Business
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
4 human-written examples
The epidemiological interpretation indicates that the disease may keep persistent in the population.
It can keep persistent people from monopolizing your time.
News & Media
Cell-mediated immune control is thought to keep persistent EBV infection in check and prevent virus-associated malignancies.
Science
However, up to 25%% of women keep persistent molar residuals after curettage [ 9], which may lead to GTN, and to trophoblastic gestational tumor in 15 % of cases.
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
The two indicators (tilde{R}_{0}) and (breve{R}_{0}) are kind of thresholds of this paper: when (tilde{R}_{0}> 1), under some extra conditions, the density of the infected individuals keeps persistent; when (breve{R}_{0}<1) holds or (36) is valid, the density of the infected individuals declines to zero in a long run.
And yet, we keep hearing persistent claims that overwork is a problem in the Valley.
News & Media
Whether that work is raising young children, running a company, teaching 6th grade, or working for social change, it's your work, and having enthusiasm and excitement will keep you persistent and optimistic. 5.
News & Media
"Especially in the early days of the Ebola outbreak, survivors were being driven away from their communities, but this is now seldom the case, as we keep disseminating persistent messages to communities for them to embrace survivors," says Ibrahim Vibbi, a social mobilization volunteer in Makeni.
Formal & Business
Keep a persistent attitude.
Wiki
"Among the not-so-small cadre of Clinton friends and former aides, concern about the company the boss keeps is persistent, palpable, and pained," Purdum writes.
News & Media
We just kept being persistent about it, and eventually everything just came together.
News & Media
Expert writing Tips
Best practice
When encouraging someone, consider using stronger or more common alternatives such as "stay determined" or "remain steadfast" to sound more natural.
Common error
While understandable, the phrase "keep persistent" might come across as awkward in professional or academic contexts. Opt for alternatives with a clearer impact. Consider rephrasing with stronger action verbs or more sophisticated vocabulary to refine your message.
Source & Trust
82%
Authority and reliability
3.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function is to encourage someone to maintain a quality or action. This phrase serves as an imperative, though Ludwig's AI suggests it might sound awkward.
Frequent in
News & Media
36%
Science
32%
Wiki
18%
Less common in
Formal & Business
9%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
While grammatically correct, the phrase "Keep persistent" is relatively rare and, according to Ludwig AI, can sound awkward to native English speakers. It functions as an imperative, encouraging the maintenance of determination. More common and natural alternatives include ""remain persistent"" or ""stay determined"". Although found in various sources, including news and media, being mindful of its less common usage will refine communication and make it more impactful.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Remain persistent
Focuses on maintaining a state of persistence rather than the act of keeping at it.
Stay tenacious
Emphasizes a strong and determined quality of holding on to something.
Continue steadfastly
Highlights the continuous and unwavering nature of one's actions.
Maintain perseverance
Stresses the act of maintaining effort and determination in overcoming obstacles.
Persevere relentlessly
Focuses on the intensity and determination in continuing without giving up.
Hold on firmly
Suggests a strong grip and unwillingness to let go of a goal or idea.
Keep striving
Emphasizes the continuous effort and ambition in pursuing a goal.
Persist stubbornly
Implies a strong-willed and unwavering approach, even in the face of opposition.
Endure steadfastly
Highlights the ability to withstand difficulties while maintaining a firm course.
Keep pushing forward
Focuses on the action of moving ahead despite challenges.
FAQs
How can I use the phrase "Keep persistent" in a sentence?
While grammatically correct, "Keep persistent" is not frequently used. A more natural phrasing might be "Keep being persistent" or alternatives like "remain persistent" or "stay determined".
What are some alternatives to "Keep persistent"?
Depending on the context, you can use phrases like "remain determined", "stay resolute", or "continue steadfastly" for similar effect.
Is "Keep persistent" grammatically correct?
Yes, "Keep persistent" is grammatically sound, but it may sound unusual to native English speakers. It functions as an imperative, encouraging someone to maintain their persistence.
Is it better to say "Keep persistent" or "Keep being persistent"?
"Keep being persistent" is generally preferred as it sounds more natural and idiomatic. "Keep persistent" is less common and can sound slightly awkward.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
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
3.5/5
Expert rating
Real-world application tested