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
permit an extension
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "permit an extension" is correct and usable in written English.
You can use it when requesting or granting additional time for a deadline or task. Example: "I would like to request that you permit an extension on the project deadline due to unforeseen circumstances."
✓ Grammatically correct
Science
News & Media
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
3 human-written examples
The EU can permit an extension if trade and migration issues have not been hammered out.
News & Media
It wasn't much time for me, and normally it's common custom for one party in proceedings of this sort to permit an extension to the opposite side to give it reasonable time to prepare its arguments.
News & Media
This extension process is relatively strict, as we only permit an extension if one of the reads in the read pair matches with zero or one substitution to a contig end.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
This permits an extension of the so-called "intrinsic crack" size concept in the EH equation for infinite life.
Our data do not permit a simple extension of our study to older ages.
Science
"The law does not permit any extensions".
News & Media
Exploitation of Xer is likely to be advantageous to mobile elements because the wide distribution of the Xer recombinases in bacteria and the high sequence conservation of their target sites on bacterial chromosomes should permit a quite easy extension of their host range (Val et al, 2008; Kono et al, 2011).
Science
John explained that, some years before, he had permitted a slight extension of the bar and it had never looked right to him.
News & Media
Methodology and approach are designed so as not to limit the scope to the region studied into the pilot, but permitting a gradual extension to wider regions of Europe.
Transient expression of Tert for 72 hr, a period of time insufficient to permit telomere extension, failed to restore Nanog to levels comparable to WT ESCs (data not shown).
Science
The upper surface of the test has a radial, flowerlike arrangement of five porous spaces, called petaloids; the pores permit the extension of tube feet modified for respiration.
Encyclopedias
Expert writing Tips
Best practice
When formally requesting additional time, using "permit an extension" is suitable; however, consider the context and choose a synonym like "grant" or "allow" for varied expression.
Common error
While "permit an extension" is grammatically sound, in casual settings, it can sound overly formal. Opt for simpler alternatives like "allow more time" to maintain a conversational tone.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "permit an extension" functions as a verb phrase indicating the act of granting or allowing additional time or scope. As stated by Ludwig AI, the phrase is correct and usable in written English.
Frequent in
Science
40%
News & Media
40%
Encyclopedias
20%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "permit an extension" is a grammatically correct and usable expression for formally granting or requesting additional time. While Ludwig AI confirms its correctness, its usage is relatively rare. It is most frequently found in scientific and news contexts, indicating a professional or neutral register. When choosing this phrase, consider the level of formality required; simpler alternatives like "allow more time" may be more appropriate in casual settings. Related phrases include "grant an extension" or "authorize an extension". Overall, "permit an extension" is a suitable choice when a formal tone is needed, but other options are available for greater versatility.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
grant an extension
Replaces "permit" with "grant", emphasizing the act of formally allowing more time.
allow an extension
Substitutes "permit" with "allow", providing a more general term for giving permission.
authorize an extension
Replaces "permit" with "authorize", suggesting a formal approval for more time.
approve an extension
Replaces "permit" with "approve", indicating agreement and permission for an extension.
give an extension
Uses "give" instead of "permit", offering a simpler way to express granting more time.
sanction an extension
Replaces "permit" with "sanction", indicating official approval or endorsement of the extension.
enable an extension
Replaces "permit" with "enable", focusing on making the extension possible.
countenance an extension
Substitutes "permit" with "countenance", implying tolerance or acceptance of the extension.
accede to an extension
Replaces "permit" with "accede to", indicating agreement or compliance with a request for extension.
consent to an extension
Substitutes "permit" with "consent to", meaning to give approval or permission for the extension.
FAQs
What is a less formal alternative to "permit an extension"?
Less formal alternatives include phrases such as "allow more time" or simply "grant an extension", depending on the specific context.
How do I use "permit an extension" in a sentence?
You can use "permit an extension" when requesting or giving permission for more time. For example: "Could you please permit an extension on the deadline?" or "The professor will permit an extension if you have a valid reason."
What's the difference between "permit an extension" and "grant an extension"?
"Permit an extension" and "grant an extension" are very similar. "Grant" often implies a more formal or official approval compared to "permit".
Is it correct to say "permit for an extension"?
While understandable, "permit for an extension" is less common and slightly awkward. It's better to use "permit an extension" as it is more direct and grammatically standard.
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
4.1/5
Expert rating
Real-world application tested