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
which is confusing
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which is confusing" is correct and usable in written English.
It can be used to clarify that something is difficult to understand or creates uncertainty. Example: "The instructions were poorly written, which is confusing for anyone trying to follow them."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(19)
that is incomprehensible
that is unacceptable
that is understandable
that is inadmissible
that is untenable
that is reprehensible
that is undesirable
that is intolerable
that is out of the question
that cannot be tolerated
that is unsatisfactory
that is tolerable
that is shameful
that is deplorable
that is impermissible
that makes sense
that is reasonable
that is logical
that figures
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
38 human-written examples
This common confusion comes from (in addition to the name 'osmotic pressure', which is confusing by itself) the statement that the osmotic pressure is the pressure that needs to be applied to a solution to prevent inward flow of water across a semi-permeable membrane.
Science
Which is confusing.
News & Media
Its position could change by two diameters in a typical goal shot, which is confusing.
News & Media
At delivery, it has a 24-mile range on its battery monitor, which is confusing.
News & Media
Another Kerry adviser said, "He talks Senate-speak, which is confusing".
News & Media
Ayer should have dropped the movie-within-a-movie, which is confusing in an unproductive way — we share the men's point of view without it.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
22 human-written examples
Monet apparently gave up on this one, which is confused and looks half-finished.
News & Media
Cameron will have been briefed about the current security situation in Helmand, which is confused.
News & Media
Engineering seismic exploration aims at shallow imaging which is confused by statics if the surface is uneven.
What won't be resolved so easily are the problems with the staging, which is confused and illogical, and offers no obvious insights into Wagner's drama.
News & Media
I am not commending it as a way to think, but the song sums up a particular way of seeing the world which is very common, which is confused and afraid but also confident.
News & Media
Expert writing Tips
Best practice
Use "which is confusing" to clearly signal to your reader when a particular aspect of your subject matter might be difficult to grasp or understand. This helps manage reader expectations and encourages closer attention.
Common error
Avoid repeatedly using "which is confusing" in close proximity within your writing. Overuse can make your writing sound monotonous and may suggest a lack of clarity throughout the entire piece. Instead, try to vary your language with synonyms or rephrase sentences to improve clarity.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which is confusing" functions as a nonrestrictive relative clause, providing additional information or commentary about a preceding statement or situation. As Ludwig AI suggests, it serves to highlight something that may be difficult to understand.
Frequent in
News & Media
56%
Science
24%
Academia
12%
Less common in
Wiki
4%
Encyclopedias
2%
Formal & Business
2%
Ludwig's WRAP-UP
The phrase "which is confusing" is a versatile tool for adding commentary and signaling potential comprehension difficulties to your reader. Ludwig AI confirms its grammatical correctness and common usage. As evidenced by the range of examples from sources like The New York Times, The Guardian, and scientific journals, it fits into both formal and informal writing contexts. When using this phrase, ensure it’s employed judiciously and followed by sufficient context to clarify the confusing element. Consider alternatives like "that is unclear" or "that's perplexing" to add variety to your writing and maintain reader engagement.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that's unclear
Offers a more direct synonym, focusing on the lack of clarity as the primary issue.
that's perplexing
Replaces "confusing" with "perplexing", indicating something puzzling or difficult to understand.
that's baffling
Substitutes "confusing" with "baffling", suggesting something that is bewildering or hard to grasp.
that's puzzling
Replaces "confusing" with "puzzling", implying something that presents a problem to be solved or understood.
that's ambiguous
Highlights the presence of multiple possible interpretations, leading to confusion.
that's bewildering
Highlights the disorientation and confusion caused by something complex or unexpected.
that's enigmatic
Suggests a deeper, more mysterious level of confusion due to the obscurity of the subject.
that's incomprehensible
Emphasizes the complete inability to understand something.
that's mystifying
Replaces "confusing" with "mystifying", highlighting the sense of wonder and bewilderment.
that raises questions
Shifts the focus to the uncertainty and doubt created, rather than the direct experience of confusion.
FAQs
How do I use "which is confusing" in a sentence?
Use "which is confusing" to add a comment on a situation or statement that the reader might find hard to understand. For example: "The instructions were poorly written, "which is confusing" for anyone trying to follow them."
What can I say instead of "which is confusing"?
You can use alternatives like "that is unclear", "that's perplexing", or "that's baffling" depending on the context.
Is it always necessary to explain why something "which is confusing" is indeed confusing?
While not always required, explaining why something is confusing can greatly enhance clarity for your reader. Providing a brief explanation helps them understand the root cause of the confusion, which can prevent misinterpretations.
How formal is the phrase "which is confusing"?
The phrase "which is confusing" is generally considered neutral in formality and appropriate for most writing contexts, from academic papers to news articles. For more formal writing, consider alternatives like "that is ambiguous" or "that is incomprehensible".
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested