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
to be substantial
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "to be substantial" is correct and usable in written English.
It can be used when discussing the importance, significance, or size of something in various contexts, such as academic writing, reports, or discussions. Example: "The evidence presented in the study is found to be substantial, supporting the researchers' claims."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
to be significant
to be serious
to be important
to be essential
to be cohesive
to be practical
to be crucial
to be concrete
in practical terms
to be solid
to be sensitive
to put it plainly
to clarify
to be accurate
to reflect reality
to be definite
to be more specific
for instance
to ensure correctness
to be appropriate
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 said there appeared to be substantial interest among aquaculturists.
News & Media
"I think the numbers are going to be substantial.
News & Media
But support for the dean appeared to be substantial.
News & Media
"It's got to be substantial, in the judge's opinion".
News & Media
Any reduction in prices is not expected to be substantial.
News & Media
We knew it was going to be substantial.
News & Media
Most economists believe that surplus to be substantial.
Academia
The effect of initial overloads was found to be substantial.
The mean ionic activity factor variations prove to be substantial.
Science
And the additional revenue needs to be substantial.
News & Media
Hacked Off, the press victims' organisation, consider these to be "substantial benefits" of charter compliance.
News & Media
Expert writing Tips
Best practice
Use "to be substantial" when you want to emphasize that something is not just present, but present in a significant or noteworthy amount. Ensure this aligns with the context of your writing.
Common error
Avoid using "to be substantial" in casual conversation or informal writing where simpler synonyms like "big" or "significant" might be more appropriate. Overuse can make your writing sound overly formal or stilted.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "to be substantial" functions primarily as a predicate adjective. It describes the subject by indicating that something is considerable, significant, or large in amount, degree, or importance. Ludwig AI confirms this usage through numerous examples across varied contexts.
Frequent in
News & Media
45%
Science
40%
Formal & Business
10%
Less common in
Encyclopedias
2%
Wiki
2%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "to be substantial" is a grammatically correct and frequently used expression that indicates something is considerable, significant, or large. Ludwig AI analysis confirms its broad applicability across formal, scientific, and news contexts. While versatile, it's best suited for scenarios where emphasis on magnitude or importance is needed, and should be used judiciously in informal settings. Related phrases include "to be considerable" and "to be significant". With a strong presence in authoritative sources such as The New York Times and The Guardian, "to be substantial" remains a valuable asset in formal and professional communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
to be considerable
Emphasizes the quantity or degree is worth noting.
to be significant
Highlights importance or consequence.
to be appreciable
Indicates something is noticeable and important.
to be sizable
Focuses on the physical or numerical size.
to be meaningful
Stresses the importance or purpose.
to be marked
Implies a noticeable effect or change.
to be prominent
Highlights visibility and importance.
to be material
Implies relevance and importance.
to be weighty
Highlights the impact or influence.
to be consequential
Focuses on the outcome or result.
FAQs
How can I use "to be substantial" in a sentence?
Use "to be substantial" to describe something significant or considerable. For example, "The evidence presented in the case needs "to be substantial" to secure a conviction."
What are some alternatives to the phrase "to be substantial"?
Alternatives include "to be considerable", "to be significant", or "to be appreciable" depending on the specific context.
Is it better to use "to be substantial" or "to be significant"?
Both "to be substantial" and "to be significant" are valid. "To be substantial" emphasizes amount or size, while "to be significant" emphasizes importance or consequence. Choose the one that best fits the intended meaning.
In what kind of writing is "to be substantial" most appropriate?
"To be substantial" is suitable for formal writing, academic papers, reports, and other contexts where a precise and somewhat formal tone is desired. It may sound out of place in casual conversation.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested