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
extremely so
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "extremely so" is correct and usable in written English.
It can be used to emphasize a strong agreement or affirmation in response to a statement or question. Example: "Do you think the project was successful? Yes, it was extremely so."
✓ Grammatically correct
News & Media
Science
Alternative expressions(4)
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
27 human-written examples
Extremely so.
News & Media
"I'm a very happy man, extremely so," he says.
News & Media
Not all drug-taking is harmful, but trying to stop it has proved extremely so.
News & Media
A third of its people are poor and 18% extremely so, while 6% of farms occupy 85% of farmland.
News & Media
The surveys also found that about 3 in 10 adults are obese, and about 1 in 20 extremely so.
News & Media
In one sense, E.T.F.'s represent the triumph of Mr. Bogle's thinking, because these vehicles are index funds and are generally cheap, sometimes extremely so.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
32 human-written examples
The fur is extremely dense, so much so that water cannot penetrate to the skin.
Wiki
Vine's extremely buggy so far.
News & Media
Yet Edwards has handled his duties extremely well so far.
News & Media
"The book has done extremely well so far," he said.
News & Media
Which is extremely unlikely, so a point should suffice for them.
News & Media
Expert writing Tips
Best practice
Use "extremely so" to provide a strong affirmation or agreement, particularly when you want to emphasize the degree to which something is true. It adds a touch of formality and emphasis to your response.
Common error
While grammatically correct, "extremely so" can sound overly formal or stiff in casual conversation. Opt for more natural alternatives like "very much so" or "totally" to maintain a conversational tone.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "extremely so" functions as an intensifier, modifying a preceding statement to express a strong degree of agreement or affirmation. Ludwig AI validates this with numerous examples where it follows a question or statement to emphasize a positive response.
Frequent in
News & Media
61%
Science
25%
Wiki
4%
Less common in
Formal & Business
0%
Academia
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "extremely so" is a grammatically sound adverb phrase used to express strong agreement or affirmation. Ludwig AI confirms its correctness and common usage across various sources. While versatile, it leans towards formality and should be used judiciously in casual settings. Consider alternatives like "very much so" for less formal contexts. The phrase's function is to intensify agreement, its purpose is to emphatically convey conviction, and its register is generally neutral to formal.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
very much so
A more common and slightly less emphatic alternative.
exceedingly so
A formal synonym, implying a high degree.
tremendously so
Emphasizes the magnitude or impact.
immensely so
Suggests a vast or immeasurable extent.
highly so
A more formal and sophisticated option.
intensely so
Highlights the strength or force of the quality.
exceptionally so
Indicates that something is beyond the norm.
remarkably so
Draws attention to the noteworthy nature of the quality.
unusually so
Highlights that something is not typical.
particularly so
Emphasizes the specific aspect or instance.
FAQs
How can I use "extremely so" in a sentence?
"Extremely so" typically follows a statement or question to express strong agreement. For example, "Was the event a success? Extremely so."
What phrases are similar to "extremely so"?
Alternatives include "very much so", "highly so", or "exceedingly so", depending on the desired level of formality.
Is it appropriate to use "extremely so" in casual conversation?
While grammatically correct, "extremely so" might sound too formal in casual settings. Consider using more relaxed alternatives like "totally" or "absolutely".
What's the difference between "extremely so" and "very so"?
"Very so" is not a standard or grammatically correct phrase in English. Use ""very much so"" or "extremely so" instead to express agreement.
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
4.5/5
Expert rating
Real-world application tested