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
supposing he does
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "supposing he does" is correct and usable in written English.
It can be used when considering a hypothetical situation or condition regarding someone's actions or decisions. Example: "Supposing he does agree to the proposal, we will need to prepare for the next steps."
✓ Grammatically correct
News & Media
Academia
Wiki
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
1 human-written examples
Peter Duval Smith, writing in Financial Times, also took the opportunity to defend Fleming's work against negative criticism, also specifically naming Paul Johnson and his review: "one should not make a cult of Fleming's novels: a day-dream is a day-dream; but nor should one make the mistake of supposing he does not know what he is doing".
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Do you suppose he doesn't understand how the pill works?
News & Media
But suppose he doesn't have the answer.
Science & Research
Suppose he did.
Academia
What do you suppose he did on his birthday?
News & Media
He wasn't big on choices; I suppose he didn't believe in them.
News & Media
When the Mayor publicly berated David Cameron for not making his flagship idea for a national citizen service compulsory, I don't suppose he did it by accident.
News & Media
I don't remember my father's ever writing me at camp, although I suppose he did.
News & Media
But suppose he did — how would such a declaration be received by the foreign dignitaries who have allied themselves with Mr. Obama's pledge?
News & Media
He himself had used the checklist for nine months during operations at Harvard, he said, although at first he had supposed he did not really need it.
News & Media
But, we suppose, he did both occasionally, besides writing his epigrams, and composing verses to his wife, — "To Mrs. Bishop".
Wiki
Expert writing Tips
Best practice
Use "supposing he does" when you want to introduce a hypothetical situation or condition, particularly in formal writing or when aiming for a slightly elevated tone. Be mindful of the context to ensure it fits the overall style.
Common error
Avoid using "supposing he does" in casual conversations or informal writing. Simpler alternatives like "if he does" are usually more appropriate and natural in those settings.
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "supposing he does" functions as a conditional clause introducer. It sets up a hypothetical scenario for consideration. Ludwig confirms its grammatical correctness and usability in English.
Frequent in
News & Media
33%
Academia
33%
Wiki
33%
Less common in
Science
0%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "supposing he does" introduces a hypothetical situation, similar to saying "if he does" or "assuming he does". Ludwig indicates that it is grammatically correct and usable, albeit somewhat formal. While it appears in diverse contexts, including News & Media, Academia, and Wiki sources, its overall frequency is rare. For more casual settings, simpler alternatives are generally preferred. When using this phrase, remember it's best suited for introducing formal what-if scenarios. Ludwig confirms the phrase's correctness and provides examples of its usage in real-world contexts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
assuming he does
Replaces "supposing" with "assuming", keeping the conditional meaning almost identical.
if he does
A more direct and common way to express the same condition, simpler in structure.
in the event that he does
A more formal and emphatic way to express the condition.
should he do it
Inverts the subject and auxiliary verb for a more formal or literary tone.
on the assumption that he does
Similar to "assuming", but adds a layer of formality and emphasis on the assumption.
given that he does
Highlights that something is being considered or accepted as a circumstance.
provided that he does
Emphasizes the condition as a requirement for something else to occur.
contingent on him doing so
Expresses that something is dependent on his action.
depending on whether he does
Indicates that the outcome varies based on his action.
what if he does
Poses the condition as a question, often implying concern or speculation.
FAQs
What does "supposing he does" mean?
The phrase "supposing he does" introduces a hypothetical situation or condition, similar to saying "if he does" or "assuming he does". It sets up a scenario to consider its potential consequences.
When is it appropriate to use the phrase "supposing he does"?
Use "supposing he does" when you want to introduce a hypothetical or conditional situation, often in more formal writing or when aiming for a slightly elevated tone. Consider alternatives like "if he does" or "assuming he does" for less formal contexts.
Are there any synonyms for "supposing he does"?
Yes, you can use alternatives such as "if he does", "assuming he does", or "provided that he does depending on the specific nuance you want to convey".
Is "supposing he does" grammatically correct?
Yes, "supposing he does" is grammatically correct. It's a valid way to introduce a hypothetical situation, though it may sound somewhat formal compared to alternatives like "if he does".
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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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested