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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
that is very difficult
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that is very difficult" is correct and usable in written English.
You can use it to express that something poses a significant challenge or is hard to accomplish. Example: "The math problem you gave me is quite complex; in fact, that is very difficult for me to solve."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
is very difficult to do
is very difficult
it would be very difficult
it would be very difficult for me
very difficult for
very difficult
it must have been very difficult
it is very difficult for me
it is very difficult to
it is very difficult for us to
is very difficult to go
it is very difficult
is very difficult that
it must be very difficult
has been very difficult
very difficult to me
it was very difficult
it is very difficult that
it will be very difficult
it very difficult
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
Hi Wendy, I am sorry for your loss, that is very difficult.
Academia
It will mean an embrace of a future orientation that is very difficult to imagine.
Academia
The proposed formulation is a bilevel optimization problem that is very difficult to solve.
Complexity and autonomy combine to a problem that is very difficult to analyze by traditional means.
Science
"It's a complex issue that is very difficult to explain after so many years".
News & Media
It is a complex link that is very difficult to break".
News & Media
There is a massive momentum that is very difficult to break.
News & Media
"Sprint's trying to pull off something that is very difficult," Mr. Moffett said.
News & Media
That, in turn, allows joint care planning, something that is very difficult today.
News & Media
Finally they chose the Ratchaburi Provincial Hospital, a sprawling complex that is very difficult to secure.
News & Media
They do so, however, in such a way that is very difficult to trace these supplies back to the government.
News & Media
Expert writing Tips
Best practice
Use "that is very difficult" when you want to directly and clearly express the degree of challenge associated with a task, situation, or concept. It's suitable for both formal and informal contexts, providing versatility in communication.
Common error
Avoid overuse of "that is very difficult" in close proximity within your writing. Vary your language by using synonyms like "challenging", "complex", or more specific terms that reflect the nature of the difficulty.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that is very difficult" functions as a descriptive statement, typically serving as a comment or evaluation of a situation, task, or concept. It indicates a high level of challenge or complexity. As Ludwig AI confirms, this phrase is grammatically correct and widely used.
Frequent in
News & Media
49%
Science
30%
Academia
11%
Less common in
Formal & Business
4%
Wiki
4%
Reference
2%
Ludwig's WRAP-UP
In summary, the phrase "that is very difficult" is a common and grammatically correct expression used to describe situations, tasks, or concepts that present a high degree of challenge. Ludwig AI confirms its validity and widespread use. It functions primarily to express an opinion on the level of difficulty, serving to inform or warn about potential struggles. While suitable for various contexts, it appears most frequently in news, scientific, and academic settings. When using the phrase, it's important to be mindful of potential overuse and to consider synonyms to maintain variety in writing. Common errors include overuse. Remember to use alternative expressions such as "that's quite challenging".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that's quite challenging
Emphasizes the level of challenge involved. Differs by using "challenging" instead of "difficult".
that's extremely hard
Highlights the intensity of the difficulty. It replaces "very difficult" with "extremely hard".
that's a tough proposition
Presents the difficulty as a problem or task. Uses "tough proposition" instead of "very difficult".
that poses a significant challenge
Formal way of saying something is very difficult. Replaces the original phrase with a more sophisticated vocabulary.
that's no easy task
Highlights the absence of ease in the given situation. Indirectly conveys difficulty.
that's a herculean effort
Emphasizes the immense effort required. "Herculean effort" implies extreme difficulty.
that's virtually impossible
Suggests near impossibility, an extreme form of difficulty. Conveys a higher degree of improbability.
that's a steep climb
Implies a difficult path or process. Uses a metaphorical expression for difficulty.
that's a tall order
Means a task is difficult to achieve. An idiomatic expression.
that's an uphill battle
Highlights the struggle and resistance involved. It's a metaphorical expression for a difficult task.
FAQs
How can I use "that is very difficult" in a sentence?
You can use "that is very difficult" to describe tasks, concepts, or situations that present a significant challenge. For instance, "Solving this equation is very difficult" or "Understanding his perspective is very difficult".
What are some alternatives to "that is very difficult"?
You can use alternatives like "that's quite challenging", "that's extremely hard", or "that's a tough proposition" depending on the context.
Is "that is very difficult" formal or informal?
"That is very difficult" is generally considered neutral and can be used in both formal and informal contexts. However, for more formal writing, consider alternatives like "that poses a significant challenge".
What makes something "that is very difficult" different from something "impossible"?
Something "that is very difficult" is hard to achieve but still potentially possible, while something "impossible" is considered unachievable. The former implies a high degree of challenge, whereas the latter suggests an absolute barrier.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested