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
prolonged deadline
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "prolonged deadline" is correct and usable in written English.
It can be used to describe a deadline that has been extended or lengthened beyond its original date. Example: "Due to unforeseen circumstances, we have decided to implement a prolonged deadline for the project submission."
✓ Grammatically correct
News & Media
Science
Alternative expressions(2)
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
1 human-written examples
Six additional returns (3%) missed even the prolonged deadline and could not be considered for reasons of project management.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Lew, in his letter, warned that there was nothing else his department could do to prolong the deadline. .
News & Media
Indeed, while the House had voted in April 2014 to delay the CLO measure until July 2017, it had not voted to prolong the deadline until 2019.
News & Media
The bill would allow the government to consider the economic consequences of fishing restrictions, and prolong the deadlines for rebuilding fish stocks.
News & Media
Monday, but the deadlines -- already extended for weeks -- were prolonged yet again.
News & Media
Mr. Zapatero, however, did not rule out prolonging it beyond that deadline, which could help avoid further disruption over the Christmas vacation period.
News & Media
"It also allows Imperial to essentially kill any agreement reached after the federal deadline and prolongs the uncertainty of Colorado River supplies for urban Southern California through 2003," Mr. Gastelum said.
News & Media
Nearby, media lecturer Phil Goodall was giving prolonged picket-line counselling to one of his students, Vishall Bhutt, 19, who was concerned about a looming deadline for a 10,000-word essay.
News & Media
The ovations were prolonged.
News & Media
It was prolonged.
News & Media
Shackling for prolonged periods.
News & Media
Expert writing Tips
Best practice
When using "prolonged deadline", ensure the context clearly indicates why the deadline was extended and for how long. This adds clarity and avoids ambiguity.
Common error
While grammatically correct, "prolonged deadline" can sound slightly awkward in very formal settings. Opt for alternatives like "extended deadline" or "deadline extension" to maintain a professional tone.
Source & Trust
88%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "prolonged deadline" functions as a noun phrase, where "prolonged" modifies the noun "deadline". It specifies the type of deadline being referred to. According to Ludwig, it is correct and usable in written English.
Frequent in
News & Media
30%
Science
25%
Formal & Business
20%
Less common in
Wiki
10%
Encyclopedias
8%
Social Media
7%
Ludwig's WRAP-UP
In summary, "prolonged deadline" is a grammatically sound phrase used to describe a deadline that has been extended. Although correct and usable, as indicated by Ludwig, it's less common than alternatives like "extended deadline". The phrase appears across various contexts, including news, science, and business, but its usage is relatively infrequent. While acceptable in most situations, opting for more common synonyms may enhance clarity and formality in certain settings. Therefore, while "prolonged deadline" is valid, consider the context and audience when choosing the most appropriate term.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
extended deadline
Replaces "prolonged" with "extended", a more common synonym, maintaining the meaning of a lengthened deadline.
delayed deadline
Uses "delayed" instead of "prolonged", focusing on the postponement aspect of the deadline.
pushed-back deadline
Emphasizes the action of moving the deadline to a later date.
later deadline
A simpler way of expressing that the deadline is at a subsequent time.
rescheduled deadline
Highlights that the deadline has been formally changed to a new time.
postponed deadline
Similar to delayed, but may imply a more significant or indefinite delay.
deadline extension
Rephrases as a noun phrase, focusing on the act of extending the deadline.
deadline deferral
A more formal way of saying the deadline has been postponed.
deadline delay
A concise noun phrase indicating that the deadline is experiencing a delay.
modified deadline
Indicates the deadline has been changed, but doesn't specify if it's earlier or later.
FAQs
What does "prolonged deadline" mean?
A "prolonged deadline" refers to a deadline that has been extended or made longer than its originally scheduled date. It suggests the initial deadline has been pushed back to allow more time for completion.
Is it better to say "prolonged deadline" or "extended deadline"?
Both phrases are correct, but "extended deadline" is more common and generally preferred in formal contexts. "Prolonged deadline" can sometimes sound slightly awkward.
Can "prolonged deadline" be used in academic writing?
Yes, "prolonged deadline" is acceptable in academic writing, but it's essential to ensure that the context justifies its use. In many cases, a more straightforward term like "extended deadline" may be clearer and more concise.
What are some alternatives to "prolonged deadline"?
Alternatives to "prolonged deadline" include "extended deadline", "delayed deadline", "pushed-back deadline", and "deadline extension". The best choice depends on the specific context and desired emphasis.
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
3.8/5
Expert rating
Real-world application tested