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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
I must add
Grammar usage guide and real-world examplesUSAGE SUMMARY
"I must add" is a correct and usable phrase in written English.
It is used to introduce additional information, usually after having made a point. For example, "I believe public transport should be free. I must add, however, that it would be difficult to implement."
✓ Grammatically correct
News & Media
Academia
Alternative expressions(20)
I must say
I will statements
I want to bring up
it's worth mentioning
I should like to add
importantly
Let me also say
I want to stress
it should be mentioned
It is worth mentioning
I feel compelled to add
i must add
I would like to cite
I will note
it's worth noting
I would like to raise
I will notice
I would like to enumerate
Furthermore
Keep in mind that
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
60 human-written examples
That is, for each term in the expansion, the exponents of the x i must add up to n.
And, I must add, including me.
News & Media
But here again I must add something.
Academia
And both, I must add, are superb novels.
News & Media
Bruno is, I must add, the play's most touching and consistently comic characterization.
News & Media
Balthus, I must add, was in his own affairs inconsistent and hypocritical.
News & Media
Where are George, Tom, Abe, Teddy, Franklin, Harry and, I must add, Ronald for style?
News & Media
I must add that this is only to prove that His Grace is not an impostor.
News & Media
Here I must add another big difference from the Côte d'Azur: the wind!
News & Media
Narrowly, I must add, with GDP increasing by 0.1% in the first three months of 2010.
News & Media
I must add however that most of us on IG are on here because it's not FB".
News & Media
Expert writing Tips
Best practice
Use "I must add" to smoothly introduce an important clarification or related point that enhances the reader's understanding without disrupting the flow of your writing. Always ensure the added information is relevant to the context.
Common error
Avoid starting multiple consecutive sentences or paragraphs with "I must add", as this can make your writing sound repetitive and less engaging. Instead, vary your introductory phrases to maintain reader interest and a natural flow.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I must add" serves as an insertional expression, used to introduce supplementary information, clarifications, or related points within a discourse. Ludwig AI confirms its role in adding extra detail.
Frequent in
News & Media
67%
Academia
15%
Formal & Business
5%
Less common in
Science
4%
Wiki
3%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "I must add" is a versatile expression used to introduce supplementary information or clarifications. Ludwig AI notes that it is grammatically correct and usable in written English. Predominantly found in news and media, it also appears in academic and formal contexts. While its frequency is high, it's advisable to use it judiciously to avoid repetition. Alternatives like "It is important to note" or "Furthermore" can offer variety while serving a similar purpose.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I would like to mention
More direct and personal introduction of additional information.
It is important to note
Emphasizes the importance of the additional information.
It is worth mentioning
Indicates that the information is valuable or interesting.
It should be mentioned
Highlights that the following information is noteworthy.
Let me also say
Adds another point or comment to the discussion.
I feel compelled to add
Suggests a sense of obligation to include the information.
In addition
Straightforward way to add more information.
Furthermore
More formal way to introduce an additional point.
As a side note
Introduces a related but not necessarily essential point.
For the sake of clarity
Adds information intended to make the topic clearer.
FAQs
How can I use "I must add" in a sentence?
Use "I must add" to introduce an additional piece of information or a clarification to a point you've already made. For example, "The project was a success. I must add, however, that it required significant overtime from the team."
What phrases can I use instead of "I must add"?
You can use alternatives like "it is important to note", "furthermore", or "in addition" depending on the context.
Is it appropriate to use "I must add" in formal writing?
While "I must add" is generally acceptable, in very formal writing, consider using more sophisticated alternatives like "it should be mentioned" or "it is worth mentioning" to maintain a higher level of formality.
When should I avoid using "I must add"?
Avoid using "I must add" if the information you're adding is not relevant or important to the overall point. Also, be cautious of overusing it, which can make your writing sound repetitive. Consider more concise alternatives if the addition is minor.
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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
4.5/5
Expert rating
Real-world application tested