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
unduly lengthy
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "unduly lengthy" is correct and usable in written English.
It can be used to describe something that is excessively long or more lengthy than is necessary or appropriate. Example: "The report was criticized for being unduly lengthy, making it difficult for readers to grasp the main points."
✓ Grammatically correct
Formal & Business
News & Media
Science
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
2 human-written examples
(14) In order to ensure legal certainty for market players, appeal bodies should carry out their functions effectively; in particular, appeals proceedings should not be unduly lengthy.
Formal & Business
Member States shall ensure that the merits of the case are duly taken into account, that there is an effective appeal mechanism and that proceedings before the appeal body are not unduly lengthy.
Formal & Business
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Such a review is typically handled by Ofcom, but the committee believes that using the media regulator would lead to an "unduly protracted" process that could take years, resulting in a "lengthy period of uncertainty" for broadcasters and advertisers.
News & Media
Some writers actually revel in the ambiguity of this relationship, avoiding giving lengthy physical descriptions so as not to unduly influence the reader's own imagination.
News & Media
GPs were concerned that trapped sounded unduly threatening and at the same time demanded detailed, lengthy and unnecessary explanation and so was avoided by some GPs although patients wanted to use it.
Because Rule 7012 provides that the defendant's time to answer the complaint is calculated from the date the summons is issued, a lengthy delay between issuance and service of the summons may unduly shorten the defendant's time to respond.
Academia
In a pair of lengthy opinions, Scheindlin said that the government had violated the material-witness law, by holding Awadallah too long and under unduly harsh conditions.
News & Media
Unduly targeted?
News & Media
Some say unduly so.
News & Media
That seems unduly pessimistic.
News & Media
This was unduly painful.
News & Media
Expert writing Tips
Best practice
When criticizing processes or documents, use "unduly lengthy" to politely suggest they're longer than necessary, implying inefficiency or redundancy.
Common error
While "unduly lengthy" is correct, overuse in simple contexts can sound pretentious. Choose simpler alternatives like "too long" or "unnecessarily long" in informal writing.
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
"Unduly lengthy" functions as an adjective phrase, modifying a noun to describe its length. As Ludwig AI confirms, the phrase is grammatically correct and serves to emphasize that something is excessively or inappropriately long. The word "unduly" acts as an adverb intensifying the adjective "lengthy."
Frequent in
Formal & Business
33%
News & Media
33%
Science
16%
Less common in
Academia
5%
Encyclopedias
3%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "unduly lengthy" is a grammatically sound expression used to describe something that is excessively long or protracted. As confirmed by Ludwig AI, the phrase is correct and usable in written English. While not exceedingly common, it appears in diverse contexts, including formal business documents, news articles, and scientific publications. When employing "unduly lengthy", consider the context and choose simpler alternatives like "too long" or "unnecessarily long" for informal communications. Understanding its function and potential alternatives ensures effective and appropriate usage.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
excessively long
Focuses on the excessiveness of the length.
unduly prolonged
Uses "prolonged" instead of "lengthy", keeping the "unduly" modifier.
unnecessarily protracted
Highlights the lack of necessity for the extended duration.
excessively protracted
Emphasizes the excessiveness of the protraction.
inordinately long
Uses "inordinately" to express the unusual length.
unreasonably prolonged
Stresses that the length is without a reasonable basis.
overly extended
Indicates an extension beyond what is acceptable or normal.
gratuitously lengthy
Suggests the length serves no real purpose.
needlessly long
Similar to unnecessarily protracted, focusing on the lack of need.
unwarrantedly long
The length is not justified or deserved.
FAQs
How can I use "unduly lengthy" in a sentence?
Use "unduly lengthy" to describe something that is unnecessarily or excessively long. For example: "The report was criticized for being an "unduly lengthy" document, making it difficult to extract key information."
What are some alternatives to "unduly lengthy"?
Alternatives include "excessively long", "unnecessarily protracted", or "inordinately long". The best choice depends on the specific nuance you want to convey.
Is "unduly lengthy" a formal or informal expression?
"Unduly lengthy" is generally considered a more formal expression. In informal contexts, using "too long" or "unnecessarily long" may be more appropriate.
What does "unduly" mean in the context of "unduly lengthy"?
In this context, "unduly" means excessively or inappropriately. It emphasizes that the length is beyond what is reasonable or necessary.
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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested