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
substantial time for
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "substantial time for" is correct and usable in written English.
It can be used when discussing the amount of time needed or allocated for a particular task or activity. Example: "The project requires substantial time for research and development to ensure its success."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(17)
ample opportunity for
considerable time for
ample time for
great time for
tremendous time for
minimal time for
much time for
enough time for
serious time to
critical juncture for
massive time to
a considerable amount of time
ample time to
large time to
a considerable amount of time for
long timeframe for
long deadline for
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
6 human-written examples
If the Court intends to consider giving Microsoft's competitors open access to Microsoft's enormously valuable intellectual property -- by requiring Microsoft to disclose the inner workings of its operating systems as well as other proprietary information such as codecs, file formats and protocols -- then substantial time for preparation and a lengthy evidentiary hearing will still be required.
News & Media
(During the Soviet era, chess was supported by the state for propaganda purposes, so many of the best players held positions that left them substantial time for study and play.) The first widely acknowledged, or official, women's world chess champion, Vera Menchik-Stevenson of England, died in 1944, leaving the title vacant.
Encyclopedias
This must include substantial time for district systems to try out implementation with only minimal NGO support and modest output targets.
This is probably because of the cytostatic nature of lycopene that requires a substantial time for the alterations of mRNA or protein to exhibit the ultimate cellular death.
Science
Thus, our findings suggest that recovery of normal bipedal stance control is not improved with sensorimotor training and likely needs substantial time for recovery to occur, if at all.
Although the use of such suits provides protection to the caregiver, positive pressure suits are cumbersome, physically demanding to work in, and require substantial time for donning and doffing (dressing and undressing).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
"I have decided therefore that I cannot continue to give the substantial time required for the role so after the Games would seem a natural point to make the change".
News & Media
In addition to longer administration time, ZA infusion was also associated with a substantial time burden for healthcare providers.
However, we accepted the limitation of including only nine physicians performing three cases rated by two raters, as the task of rating 27 TTE scans requires a substantial time demand for a working clinician.
Science
Unfortunately, many of the GK 12 programs have ended, due to the high cost of the program, lack of funding opportunities, lack of a clear sustainability plan, lack of support by the university and partner school system, a substantial time commitment for fellows, and the lack of integration of the program into the academic structure of both the university and partner school system.
Science
It should be taken into account that STEM education is relatively new in Malaysia and substantial time is required for the science teachers to develop a cohesive understanding to effectively apply the STEM pedagogical approaches in the classroom.
Expert writing Tips
Best practice
When using "substantial time for", ensure the context clearly indicates what activity or purpose the time is allocated for. Providing specific details will improve clarity.
Common error
Avoid using "substantial time for" when the time involved is not genuinely significant or noteworthy. Overusing the adjective "substantial" can diminish its impact. Consider alternative phrasing if the time period is moderate or brief.
Source & Trust
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "substantial time for" functions as an adjective phrase modifying "time", followed by a preposition. Ludwig examples show it indicates a significant duration is necessary or allocated for a specific purpose.
Frequent in
Science
40%
News & Media
25%
Formal & Business
10%
Less common in
Encyclopedias
5%
Wiki
2%
Reference
2%
Ludwig's WRAP-UP
In summary, the phrase "substantial time for" is a grammatically sound expression used to convey that a significant amount of time is required or allocated for a particular purpose. Ludwig AI confirms its correctness and usability. While not exceedingly common, it appears in a variety of contexts, ranging from scientific literature to news articles, suggesting a neutral-to-formal register. When employing this phrase, ensure that the context clearly defines the activity requiring the duration. Alternatives include "considerable period for" and "significant duration for", depending on the intended nuance.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
considerable period for
Replaces "substantial time" with "considerable period", emphasizing the duration aspect.
significant duration for
Substitutes "substantial time" with "significant duration", focusing on the length of time involved.
appreciable amount of time for
Expresses the idea of a notable quantity of time dedicated to a specific purpose.
lengthy period for
Replaces "substantial" with "lengthy", directly referring to the duration of time.
extensive timeframe for
Replaces "substantial time" with "extensive timeframe", highlighting the extended nature of the period.
prolonged duration for
Highlights the extended nature of the time period involved.
sizeable interval for
Replaces "substantial time" with "sizeable interval" to highlight the magnitude of the time allocation.
ample opportunity for
Shifts the focus from time to opportunity, implying that the time allows for possibilities.
extended window for
Uses 'extended window' to depict a long duration, changing the noun from 'time' to 'window'.
generous allowance for
Uses "generous allowance" instead of "substantial time", suggesting a plentiful amount of time.
FAQs
How can I use "substantial time for" in a sentence?
Use "substantial time for" to indicate that a significant amount of time is needed or allocated for a task. For example: "The project requires "substantial time for" research and development".
What are some alternatives to "substantial time for"?
You can use alternatives like "considerable period for", "significant duration for", or "ample opportunity for" depending on the context.
Is it better to say "substantial time for" or "considerable time for"?
Both "substantial time for" and "considerable time for" are correct and can be used interchangeably. "Substantial" may imply a slightly larger quantity or more significant duration.
What does "substantial time for" imply about the activity?
"Substantial time for" suggests that the activity requires a significant commitment of time, often indicating that it is complex, detailed, or requires careful attention.
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
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested