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
must obviously be
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "must obviously be" is correct and usable in written English.
It can be used to express a strong certainty or logical conclusion about something that is clear or evident. Example: "Given the evidence presented, it must obviously be concluded that the theory is valid."
✓ Grammatically correct
News & Media
Science
Formal & Business
Academia
Alternative expressions(18)
must certainly be
it is evident that
it is clear that
it seems likely that
it can be inferred that
must definitely be
has to be
it is plain that
it is obvious that
it necessarily follows that
it logically follows that
must evidently be
must indeed be
must unquestionably be
must undoubtedly be
must absolutely be
must surely be
must probably be
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
26 human-written examples
They must obviously be answered.
News & Media
This execrable, homicidal bill must obviously be stopped.
News & Media
For a stationary system with timelike Killing vectors such a global energy must obviously be conserved.
Science & Research
That makes an alpha map a good biometric signature (which must obviously be kept secret).
News & Media
Again, if the earth as a whole is capable of floating upon water, that must obviously be the case with any part of it.
Tobe able to sustain and enlarge the tones struck until they take on an organ-like quality must obviously be counted revolutionary.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
34 human-written examples
Their success must also obviously be attributed to other details like excellent design, witty copy, tenacious biz-dev/PR, and epic marketing during major events.
News & Media
Europe and the United States are beginning to feel pulses, marking an end to a scary recession, while China's disproportionate stimulus plan kept growth respectable and must now, obviously, be reined in somewhat.
News & Media
However, some items that were not explicitly mentioned in the article such as site could be coded as "hospital" if this must obviously have been the case eg in a trial of ECT.
Science
Getting out to a good start will obviously be a must.
News & Media
Awareness and understanding of the recommended rules obviously is "a must", nevertheless many researchers find the ICMJE guidelines too restrictive [ 17].
Science
Expert writing Tips
Best practice
Consider the audience when using "must obviously be". While widely understood, in some contexts it may come across as condescending or dismissive of alternative viewpoints. Adjust your language to suit the situation.
Common error
Avoid using "must obviously be" when presenting nuanced arguments or exploring complex issues where the conclusion is not immediately evident. Overusing the phrase can undermine your credibility and suggest a lack of thorough analysis.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must obviously be" functions as an epistemic modal, indicating a high degree of certainty or logical necessity. Ludwig examples showcase its use in drawing conclusions based on readily available information. It's often used to present something as self-evident or logically inescapable.
Frequent in
News & Media
40%
Science
30%
Academia
15%
Less common in
Formal & Business
10%
Wiki
3%
Encyclopedias
2%
Ludwig's WRAP-UP
The phrase "must obviously be" is a versatile construction used to express strong certainty or logical necessity. Ludwig AI analysis confirms its grammatical correctness and common usage across diverse contexts, particularly in news, science, and business writing. While effective for conveying confidence, it is important to use the phrase judiciously to avoid appearing condescending or undermining nuanced arguments. Alternatives like "must certainly be" or "it is evident that" offer similar shades of meaning. Understanding these nuances allows writers to effectively communicate their intended level of certainty and maintain credibility with their audience.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
must certainly be
Replaces "obviously" with "certainly" to emphasize confidence in the conclusion.
must definitely be
Substitutes "obviously" with "definitely" to highlight the lack of doubt.
has to be
Uses "has to be" for a more informal yet firm expression of necessity.
it is evident that
Employs a more formal structure to introduce an obvious conclusion.
it is clear that
Uses a different adjective (clear) to indicate a self-evident conclusion.
it is plain that
Employs "plain" to emphasize the straightforward nature of the conclusion.
it is obvious that
Removes "must be" while retaining "obvious", shifting the emphasis slightly.
undoubtedly is
Replaces "must obviously be" with "undoubtedly is" to assert certainty.
it necessarily follows that
Introduces a more formal and logical deduction.
it logically follows that
Highlights the logical connection leading to the conclusion.
FAQs
How can I use "must obviously be" in a sentence?
Use "must obviously be" to express a strong certainty based on clear evidence or logical deduction. For instance, "Given the data, it "must obviously be" concluded that the hypothesis is supported."
What phrases are similar to "must obviously be"?
Alternatives include phrases like "must certainly be", "it is evident that", or "it is clear that", each conveying a similar sense of certainty but with slightly different nuances.
When is it appropriate to use "must obviously be" in writing?
It's appropriate when the conclusion is a direct and logical consequence of the available information. It should be used sparingly in situations where interpretations are open to debate.
Is "must obviously be" too strong for some situations?
Yes, in contexts that require a balanced or tentative tone, using phrases like "it seems likely that" or "it can be inferred that" may be more suitable to avoid appearing overly assertive.
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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
4.5/5
Expert rating
Real-world application tested