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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
when do you suppose
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "when do you suppose" is correct and usable in written English.
It can be used when asking someone for their opinion or estimation about a future event or situation. Example: "When do you suppose we will receive the final results of the project?"
✓ Grammatically correct
News & Media
Alternative expressions(15)
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
When do you suppose the court will acknowledge that barring potential jurors on such grounds is no different from excluding them on the basis of race, religion or gender?
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
When exactly do you suppose show business and life merged into the bittersweet comedy Elaine Stritch has made of her life?
News & Media
When doing improv, you're supposed to work from the "top of your intelligence," which means responding honestly and logically to your scene partner's prompts, but things had moved so fast that I couldn't remember having had any thoughts at all.
News & Media
A boudoir session, when done right, is supposed to make you feel confident, empowered and more in love with your body.
News & Media
Black or white, what do you say when the system supposed to protect you fails you?" Thirty-four pofficersficereceivedved bravery awards following the riots.
News & Media
Doesn't always happen, of course — doesn't often happen, I suppose — but when it does, you see the point.
News & Media
It's the ultimate team game when you do what you're supposed to.
News & Media
Or whatever you hadn't had time to do when you were supposed to have done it.
News & Media
After all, if you work full-time, when else are you supposed to do the 15.1 hours (for women) or 9.6 hours (for men) of household activities that the Bureau of Labor Statistics claims the average American does each week?
News & Media
Don't do this when you're supposed to be doing something else at school or work.
Wiki
To avoid that kind of confusion, ask your boss to give you a written list of everything you are supposed to do and when you are supposed to do it.
Wiki
Expert writing Tips
Best practice
Use "when do you suppose" to politely seek an opinion or prediction about the timing of a future event, especially when the outcome is uncertain.
Common error
While grammatically sound, "when do you suppose" can sound less direct than alternatives like "when do you expect" in professional settings. Choose the phrasing that best matches the tone and formality of your communication.
Source & Trust
88%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "when do you suppose" functions as an interrogative clause, used to solicit an opinion or estimation about a future event's timing. As Ludwig AI confirms, the phrase is grammatically correct and usable in written English.
Frequent in
News & Media
100%
Less common in
Science
0%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "when do you suppose" is a grammatically sound phrase used to inquire about someone's prediction regarding the timing of an event. Ludwig AI confirms its usability, although the phrase occurs relatively infrequently, mainly in news and media contexts. For more formal settings, consider alternatives like "when do you expect" or "when do you anticipate". The key is to choose phrasing that aligns with the intended tone and formality of the communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
when do you think
Replaces "suppose" with "think", offering a more direct and common way to ask for someone's opinion about timing.
when do you expect
Substitutes "suppose" with "expect", implying a stronger degree of anticipation or confidence in a future event.
when do you estimate
Replaces "suppose" with "estimate", focusing on a more calculated or quantified prediction of timing.
when do you imagine
Substitutes "suppose" with "imagine", suggesting a more creative or speculative consideration of timing.
when do you anticipate
Replaces "suppose" with "anticipate", implying a prepared or proactive expectation of timing.
when would you guess
Replaces "suppose" with "guess", indicating a lower degree of certainty and a more casual inquiry.
when do you predict
Substitutes "suppose" with "predict", focusing on a more formal or informed forecast of timing.
at what point do you believe
Restructures the phrase to emphasize belief about the time something will happen.
by what time do you foresee
Uses "foresee" to suggest anticipation of an event occurring by a certain time.
on what date do you reckon
Employs "reckon" for a more informal take on estimating a specific date.
FAQs
What does "when do you suppose" mean?
The phrase "when do you suppose" is a polite way of asking someone for their opinion or estimation about when something might happen in the future. It implies a degree of uncertainty and invites a thoughtful response.
When is it appropriate to use the phrase "when do you suppose"?
It's appropriate to use "when do you suppose" in situations where you're seeking someone's opinion or best guess, rather than a definitive answer. This can be in casual conversations, news reporting, or when discussing uncertain future events.
What can I say instead of "when do you suppose"?
You can use alternatives like "when do you think", "when do you expect", or "when do you estimate" depending on the context and the level of formality you want to convey.
Is "when do you suppose" formal or informal?
"When do you suppose" is generally considered neutral in tone, suitable for both informal and moderately formal contexts. However, in very formal settings, a more direct phrasing like "when do you anticipate" might be preferred.
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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
4.3/5
Expert rating
Real-world application tested