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
and sometimes additional
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "and sometimes additional" is correct and usable in written English.
It can be used when referring to something that may include extra elements or components on occasion. Example: "The package includes the standard items and sometimes additional accessories for enhanced functionality."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(3)
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
14 human-written examples
Technical support and setup charges add to that expense, and sometimes additional servers need to be bought.
News & Media
To make the most efficient use of its carrier vehicle's capacity, a space station is launched vacant, and its crew members—and sometimes additional equipment follow in separate vehicles.
Encyclopedias
The control procedure becomes more complex and sometimes additional sensors are necessary.
This amendment contains graded rubber granules and sometimes additional components, such as compost or mineral materials.
Higher quality locks take this type of engineering a step further, with fancier designs and sometimes additional milling inside the pin chambers within the plug.
The high precision and the easy handling of these implants make them useful, especially in complicated applications with very large defects, multiple previous operations and sometimes additional irradiations.
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
Sometimes additional paintings and tiled floors are part of the composition, evoking the between-the-wars studio of some School of Paris painter (O.K., Matisse).
News & Media
Each energy source is connected to its inverter through a specific integration technique; sometimes, additional devices and extra steps may also be needed.
Although TCRγδ is a strong prognostic factor of decreased survival, 2) testing of tumor cells for TCRβ negativity and expression of CD56, or sometimes additional testing for TCRδ1 positivity in frozen sections has helped to identify the TCRγδ phenotype in paraffin-embedded tissue.
Science
So they may send guests who have just checked out an e-mail survey asking about their stay, and sometimes an additional e-mail if they do not respond to the first one.
News & Media
With state spending on higher education declining sharply over the last five years — it's down an average of 28 percent nationwide — out-of-state and international students who pay full tuition (and sometimes even additional tuition) have kept these institutions in the black.
News & Media
Expert writing Tips
Best practice
When using "and sometimes additional", ensure that the "additional" component is genuinely optional and not a standard requirement. This clarifies expectations and avoids confusion.
Common error
While grammatically sound, relying heavily on "and sometimes additional" can make writing seem repetitive. Vary your sentence structure by employing alternatives like "occasionally extra" or "at times supplementary" to maintain reader engagement and enhance stylistic variation.
Source & Trust
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "and sometimes additional" functions as a conjunction phrase, linking elements within a sentence while indicating that the added component is not always present. As Ludwig AI confirms, this usage is grammatically sound and reflects a degree of optionality.
Frequent in
Science
37%
News & Media
32%
Encyclopedias
8%
Less common in
Wiki
15%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "and sometimes additional" is a grammatically correct conjunction phrase used to indicate the potential inclusion of extra elements in a given context. Ludwig AI confirms its validity, and while it appears across various sources, it's most prevalent in scientific and news-related content. While versatile, opting for more formal alternatives like "furthermore" or "moreover" may be preferable in academic settings. Remember to use this phrase when the additional component is genuinely optional to prevent miscommunication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
and occasionally extra
Replaces "sometimes additional" with a shorter alternative emphasizing occasional inclusion.
and at times supplementary
Substitutes "sometimes additional" with a more formal expression indicating supplementation.
and on occasion, further
Replaces "sometimes additional" with a phrase highlighting the occasional addition of something.
and from time to time, extra
Emphasizes the intermittent nature of the additions, making it slightly less formal.
and now and then, supplementary
Uses a more conversational tone to indicate occasional supplementation.
and periodically, more
Indicates that the additions occur at regular intervals, differing slightly in connotation.
and by exception, further
Highlights that the additions are not the norm, implying a deviation from the standard.
and in select cases, additional
Focuses on specific instances where additions are made, adding a conditional aspect.
and under certain circumstances, supplementary
Emphasizes that the additions depend on particular conditions, making it more specific.
and subject to availability, more
Introduces the idea that the additions are contingent on availability, changing the focus.
FAQs
How can I rephrase "and sometimes additional" for variety?
You can use alternatives like "and occasionally extra", "and at times supplementary", or "and on occasion further" to add stylistic variation to your writing.
Is "and sometimes additional" too informal for academic writing?
While "and sometimes additional" is generally acceptable, consider using more formal alternatives such as "and furthermore" or "and moreover" in academic contexts to maintain a professional tone.
What is the best way to use "and sometimes additional" in a sentence?
Use "and sometimes additional" to indicate that something may include extra elements or components occasionally. For example, "The package includes the standard items "and sometimes additional" accessories for enhanced functionality."
What's the difference between "and sometimes additional" and "and always additional"?
"And sometimes additional" implies that the additions are optional or intermittent, whereas "and always additional" suggests that the additions are a consistent and necessary part of the whole. The choice depends on whether the extra components are required or merely potential.
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
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested