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
may require additional time
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "may require additional time" is correct and usable in written English.
You can use it when indicating that something might take longer than expected or planned. Example: "Due to unforeseen circumstances, the project may require additional time to complete."
✓ Grammatically correct
Science
Wiki
News & Media
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
7 human-written examples
This is compatible with the view that stabilizing the EMG amplitude in itself is a task, which may require additional time that cannot be predicted by classical movement laws.
Science
Furthermore, steady-state mRNA levels for many ESTs were increased by 5 h following agonist treatments, but the translational machinery may require additional time to efficiently produce the corresponding proteins.
Science
Understanding such variation can help identify patient groups who may require additional time and support in making decisions about their treatment (Friedberg et al, 2013).
Science
It might also depend on innovation type; some innovations may be more complex, requiring a longer time to be implemented, others may require additional time for training.
Science
This might be especially stigmatizing in this working population as spending additional time in the clinic may require additional time off work.
Science
It could also reflect an increase in community-led projects, which may require additional time and academic support to develop manuscripts.
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
In addition, some centres produce an English answer for a database in addition to an answer in the native language of the enquirer, which may require additional writing time.
Secondly, fiber-rich foods help you to stay fuller longer and may require additional chewing time, thus preventing overeating.
Wiki
Further investigations may be needed to exclude the possibility of malignancy, and these require additional time and cost.
Science
Safety is paramount and safe installation activities may require additional equipment and more time, for example, adequate barriers and pressure testing.
Brown long grain rice may require additional water or cooking time.
Wiki
Expert writing Tips
Best practice
When using "may require additional time", clearly state the reason for the potential delay to manage expectations effectively.
Common error
Avoid excessive use of hedging words. While "may require additional time" is acceptable, ensure your writing doesn't become overly cautious, which can weaken your message. Balance the need for hedging with assertive statements where appropriate.
Source & Trust
78%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "may require additional time" functions as a modal verb phrase expressing a possibility or contingency. It indicates that the need for more time is not definite but potential. As Ludwig confirms, the expression is valid in written English.
Frequent in
Science
41%
Wiki
21%
News & Media
18%
Less common in
Formal & Business
6%
Reference
4%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "may require additional time" is a grammatically sound and commonly used expression to indicate a potential need for more time than initially anticipated. As Ludwig AI confirms, the expression is valid in written English. It is commonly employed across various contexts, including science, news, and general communication. When using this phrase, it's best practice to provide a reason for the possible delay to manage expectations. While alternatives like "might necessitate further time" or "could demand more time" exist, the original phrase remains a versatile and appropriate choice for many situations.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
might necessitate further time
Uses "necessitate" instead of "require", implying a stronger need, but keeps the meaning similar.
could demand more time
Substitutes "require" with "demand", suggesting a less flexible need for extra time.
might call for extra time
Replaces 'require' with 'call for', indicating a need or request for more time.
might involve extended duration
Replaces "require additional time" with a more descriptive phrase focused on duration.
may prolong the process
Focuses on the process being lengthened as a result of needing more time.
may entail a longer period
Uses "entail" to imply the additional time is a consequence, which shifts the focus slightly.
might lead to time extension
Highlights the extension of time as a consequence, which is a slight shift in emphasis.
could take more time than expected
Adds the element of expectation, highlighting that the original estimate may be insufficient.
could draw out the schedule
Similar to stretching the timeline but uses 'draw out', emphasizing the effect on the schedule.
could stretch out the timeline
Emphasizes the impact on the overall timeline rather than just needing more time.
FAQs
How can I use "may require additional time" in a sentence?
You can use "may require additional time" to indicate that a task or project might take longer than initially planned. For example, "Completing the analysis "may require additional time" due to the complexity of the data".
What's a more formal alternative to "may require additional time"?
A more formal alternative could be "might necessitate further time" or "might involve extended duration", depending on the specific context. These alternatives add a level of sophistication suitable for professional or academic writing.
Is it better to say "may need additional time" or "may require additional time"?
Both "may need additional time" and "may require additional time" are grammatically correct and very similar in meaning. "Require" is often perceived as slightly more formal, but the choice depends on the context and desired tone. Consider also alternatives like "may call for extra time".
What does it mean when something "may require additional time"?
It means that the task or process in question might take longer to complete than originally anticipated. This could be due to unforeseen complications, the need for more resources, or other factors that impact the timeline.
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
78%
Authority and reliability
4.5/5
Expert rating
Real-world application tested