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
rethink upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "rethink upon" is not correct in standard written English.
The correct expression would typically be "rethink" or "reflect upon." Example: "It's important to rethink our strategies to ensure we are on the right path."
⚠ May contain grammatical issues
Science
News & Media
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
1 human-written examples
It is important for teachers to take time and invite students to rethink upon their own mistakes; and engage in the process of making meaning and self-correcting these mistakes.
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
In the same way that mid-20th century historians revised the pitiful depths to which they had cast the man, today's scholars and writers need to rethink the pedestal upon which they have placed him.
News & Media
Instead they seek to comment upon, rethink or theorize about the earlier dance in something new.
Science
He liked to work slowly, to rethink, to add layer upon layer, none of which was possible with fresco, which dried quickly and bonded to the wall.
News & Media
There has been a British army presence in Germany for nearly 70 years, and Lord Dannatt called upon the government to "rethink" its plans to end it.
News & Media
And in every area of policy we are called upon to adjust our sights, rethink, renew.
News & Media
We need to rethink human rights by recognizing the power of our own choices upon others.
News & Media
I call upon the FA to review its disciplinary procedures and to rethink this inconsistent approach".
News & Media
The Cummings Foundation rigorously follows through with those upon whom it bestows grants, and repeatedly forced us to rethink our model and rework our plans.
News & Media
The incident has caused the organization to rethink its strategy on the Internet and "how much it can be relied upon," Mr. Bricker said.
News & Media
It wasn't until Jack happened upon an open box of old photographs that he began to rethink everything.
News & Media
Expert writing Tips
Best practice
Prefer using "rethink" or "reflect upon" instead of "rethink upon" for clearer and more grammatically sound communication.
Common error
Be careful not to add unnecessary prepositions like "upon" after verbs like "rethink". It often creates a clumsy and incorrect sentence.
Source & Trust
88%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "rethink upon" is typically intended to function as a verb phrase, aiming to express the act of reconsidering something. However, according to Ludwig AI, it's not considered standard English, with "rethink" or "reflect upon" being the preferred alternatives.
Frequent in
Science
50%
News & Media
50%
Formal & Business
0%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "rethink upon" might seem like a logical combination, it is generally considered grammatically incorrect in standard English. Ludwig AI analysis confirms that "rethink" or "reflect upon" are better alternatives. Usage is rare, and when it appears, it spans across both scientific and news contexts. For clearer and more effective communication, it's best to stick with the recommended alternatives.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
reconsider
Direct replacement of "rethink" without the addition of "upon".
re-examine
Similar to review, but emphasizes a more thorough investigation.
re-evaluate
Similar to rethink, but focuses on assessing value again.
review
Focuses on examining something again, often with the intent to make changes.
reflect on
Implies deeper thought and contemplation, rather than just rethinking.
revisit
Implies going back to something previously considered.
ponder
Suggests a more thoughtful and prolonged consideration.
contemplate
Similar to ponder, but can imply a more abstract or theoretical consideration.
deliberate over
Emphasizes the careful and lengthy consideration of something.
meditate on
Suggests a deep, almost spiritual consideration of something.
FAQs
Is "rethink upon" grammatically correct?
No, "rethink upon" is generally considered grammatically incorrect. The correct phrasing is usually either simply "rethink" or, if you want to use a preposition, "reflect upon".
What can I say instead of "rethink upon"?
You can use alternatives such as "reconsider", "reflect on", or simply "rethink" depending on the context.
Which is correct, "rethink upon" or "rethink"?
"Rethink" is the correct and more widely accepted form. "Rethink upon" is generally considered grammatically incorrect and should be avoided.
What is the difference between "rethink upon" and "reflect upon"?
"Rethink upon" is not standard English. If you intend to use a preposition, "reflect upon" is the correct phrase, implying a deeper consideration, while "rethink" alone means to think about something again.
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
88%
Authority and reliability
2.8/5
Expert rating
Real-world application tested