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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
still could not
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "still could not" is correct and usable in written English.
You can use it to indicate a continuance of the same level of inability or inability at the time of the sentence. For example: "Despite my best efforts, I still could not solve the problem."
✓ Grammatically correct
News & Media
Science
Sports
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
60 human-written examples
He still could not accept nonviolent revolution.
News & Media
Ed Turner still could not shake his depression.
News & Media
She still could not place him.
News & Media
Struggling Minnesota still could not beat him.
News & Media
He still could not get out.
News & Media
They still could not stop Detroit.
News & Media
Today, he still could not believe it.
News & Media
Ryan still could not figure it all out.
News & Media
Each time, he said he still could not pay.
News & Media
I still could not trust myself to speak.
News & Media
But an SDRM still could not make sovereign debt enforceable.
News & Media
Expert writing Tips
Best practice
Use "still could not" to clearly indicate that a previous attempt or expectation did not result in success or ability. It helps to establish continuity or a lack of progress.
Common error
Avoid using "still could not" in overly simplistic sentences where a direct negative statement would be more concise and impactful. For example, instead of "He still could not see the board", consider "He couldn't see the board."
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "still could not" functions as a negative polarity item, indicating a continuation of a previous inability or a failure to achieve something despite prior efforts or expectations. As Ludwig AI confirms, this phrase is acceptable in written English.
Frequent in
News & Media
50%
Science
30%
Sports
20%
Less common in
Formal & Business
0%
Academia
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "still could not" is a versatile and frequently used expression that indicates a lack of progress or continued inability, as confirmed by Ludwig AI. It functions as a negative polarity item, conveying that something has remained impossible despite previous attempts or expectations. Predominantly found in news, science, and sports contexts, its neutral register allows for broad application. While grammatically correct, writers should avoid overuse in simple sentences where a more direct negative statement would be more effective. As you write, remember that "still could not" is best employed when highlighting the persistence of an inability or failure.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
remained unable to
Emphasizes a state of continued inability.
continued to be unable to
Highlights the ongoing nature of the inability.
was still incapable of
Focuses on a lack of capability.
yet failed to
Implies a lack of success despite previous attempts.
even then could not
Adds emphasis on the circumstances surrounding the inability.
despite everything could not
Highlights the presence of mitigating factors.
hadn't managed to
Indicates a lack of success in achieving something.
persisted in being unable to
Emphasizes the ongoing and unchanging nature of the inability.
for all that could not
Highlights a contrast with previous situations.
nevertheless was unable to
Introduces a note of concession.
FAQs
How can I use "still could not" in a sentence?
Use "still could not" to show that despite a previous attempt, condition, or expectation, something remained impossible. For instance, "Despite my best efforts, I "still could not" solve the problem".
What phrases are similar to "still could not"?
Alternatives include "remained unable to", "continued to be unable to", or "yet failed to". The best choice depends on the specific nuance you wish to convey. Consider the context to select an alternative that fits the meaning appropriately.
Is it ever incorrect to use "still could not"?
While grammatically correct, overuse of "still could not" in simple sentences can sound redundant. Opt for a more direct negative statement when brevity enhances clarity.
Which is more formal, "still could not" or "was unable to"?
"Was unable to" is generally more formal than ""still could not"". Use "was unable to" in formal writing, and ""still could not"" in neutral or informal contexts.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested