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
substantially impeded
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "substantially impeded" is correct and usable in written English.
It can be used to describe a situation where progress or movement is significantly hindered or obstructed. Example: "The construction work has substantially impeded traffic flow in the area, causing delays for commuters."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(1)
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
8 human-written examples
However, more widespread employment in engineering practice is substantially impeded by the lack of suitable design models for the constitutive mechanical behavior of such steels at elevated temperatures; and respective available experimental research is limited to investigations of unusually thin plate material with respect to structural applications.
Science
The proliferation of phumdis, coupled with severe infestation of the lake by water hyacinth, has substantially impeded water circulation and caused an increase in siltation and deposit of pollutants in the lake ecosystem.
Wiki
These included combining doctoral training and institutional responsibilities which substantially impeded research progress.
Science
Further, combining KDM1 targeting drugs with current endocrine therapies substantially impeded growth and restored sensitivity of therapy-resistant breast cancer cells.
Science
Together, the data reported in this study shows that blood-stage growth is substantially impeded, probably prevented altogether, in the absence of AMA1.
Science
Furthermore, the unwillingness of the neonatal community to avoid giving control group infants glucocorticoids has substantially impeded the ability to obtain useful follow up information.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
Europe aspires to prevent an "arms race" in the heavens, but in reality, its code would substantially impede advances in space technology because such innovations could also be labeled as military.
News & Media
Such definitions of equipoise, if literally interpreted, would substantially impede RCT-based clinical research.
Depending on the affinities and numbers of quasi-specific sites, they can substantially impede the search process due to trapping of the protein.
Science
It has become apparent that the caseum of mature granulomas might substantially impede drug penetration, limiting in vivo drug efficacy (Prideaux et al., 2011).
However, if this is so, why does anti-CD44 mAb substantially impede CIA even when administered after disease onset [ 9, 11]?
Expert writing Tips
Best practice
When using "substantially impeded", ensure that the context clearly indicates what is being hindered and the nature of the impediment. This will help avoid ambiguity and make your writing more precise.
Common error
Avoid using "substantially impeded" when the hindrance is minor or easily overcome. Choose a weaker phrase like "slightly delayed" or "somewhat affected" if the impact is not significant.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "substantially impeded" functions as a verb phrase indicating that something has been significantly hindered or obstructed. As confirmed by Ludwig, it is a correct and usable expression in written English.
Frequent in
Science
55%
News & Media
25%
Formal & Business
10%
Less common in
Encyclopedias
5%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "substantially impeded" correctly describes a situation where something is significantly hindered or obstructed. As Ludwig confirms, it is grammatically sound and appropriate for formal contexts like scientific papers, news reports, and business documents. While "substantially impeded" is relatively uncommon compared to similar phrases, it effectively communicates a measurable degree of hindrance. When using this phrase, ensure clarity about what is being impeded and the nature of the impediment to avoid any ambiguity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
significantly hindered
Replaces "substantially impeded" with synonyms that maintain a similar level of impact and formality.
greatly obstructed
Uses "obstructed" to emphasize a physical or metaphorical barrier, while "greatly" conveys the extent of the impediment.
considerably hampered
Employs "hampered" to suggest that something is being held back or made difficult to progress.
severely restricted
Focuses on the limitation or constraint imposed, highlighting the degree to which something is restricted.
markedly slowed down
Highlights the reduction in speed or progress as a result of the impediment.
notably curtailed
Suggests that something has been cut short or reduced in scope due to an obstacle.
appreciably inhibited
Uses "inhibited" to indicate a suppression or restraint, with "appreciably" quantifying the degree.
effectively blocked
Indicates a more complete stoppage or prevention due to the impediment.
materially impaired
Emphasizes the negative impact on function or condition due to the impediment.
largely prevented
Focuses on the outcome of prevention, highlighting that the impediment has mostly stopped something from happening.
FAQs
How can I use "substantially impeded" in a sentence?
You can use "substantially impeded" to describe situations where progress or movement is significantly hindered. For example: "The new regulations have "substantially impeded" the company's growth."
What are some alternatives to "substantially impeded"?
Alternatives include "significantly hindered", "greatly obstructed", or "severely restricted", depending on the specific nuance you want to convey.
What is the difference between "substantially impeded" and "slightly affected"?
"Substantially impeded" implies a significant level of obstruction, whereas "slightly affected" suggests a minor impact. The choice depends on the actual degree of hindrance.
Is it appropriate to use "substantially impeded" in formal writing?
Yes, "substantially impeded" is suitable for formal writing, particularly in academic, scientific, and business contexts, as it conveys a precise and measurable degree of hindrance.
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
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested