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
for acting so quickly
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "for acting so quickly" is correct and usable in written English.
You can use it to express appreciation or acknowledgment of someone's prompt response or action in a situation. Example: "Thank you for acting so quickly to resolve the issue; it made a significant difference."
✓ Grammatically correct
News & Media
Wiki
Academia
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
1 human-written examples
He said: "We would like to thank NHS England for listening to the concerns of RCGP members and for acting so quickly to announce this pause.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
(He later indicated that he regretted acting so quickly, which was small comfort).
News & Media
"I am pleased that authorities are acting so quickly to use the powers.
News & Media
I was between acting and painting, and the academy accepted me for acting, so I was so stressed thinking they would not accept me.
News & Media
Your child must have had a reason for acting so.
Wiki
But this argues for acting quickly and carefully, rather than doing nothing.
News & Media
He praised the driver of the train for acting quickly to sound an alarm, preventing a collision with another train.
News & Media
New York's Legislature, never known for acting quickly, finally passed a law enabling the changes in 2005.
News & Media
Meanwhile, Welsh Secretary Cheryl Gillan has praised the emergency services for acting "quickly and with courage".
News & Media
Thank you to all the first responders for acting quickly to help everyone affected".
News & Media
James Dolan praised Silver "for acting quickly and decisively" in the Sterling matter.
News & Media
Expert writing Tips
Best practice
Use "for acting so quickly" when you want to express gratitude or acknowledge someone's efficiency in handling a situation promptly. It’s suitable in contexts where quick action was essential.
Common error
While "for acting so quickly" is generally acceptable, it can sound slightly informal in very formal or professional settings. Consider using alternatives like "for your prompt action" to maintain a more polished tone.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "for acting so quickly" functions as a prepositional phrase, with 'for' introducing the reason or cause. It modifies a verb or clause, expressing gratitude or acknowledgement for the speed of the action. Ludwig AI confirms its usability in English.
Frequent in
News & Media
33%
Wiki
33%
Academia
33%
Less common in
Science
0%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "for acting so quickly" is a grammatically sound and usable expression for showing appreciation for someone's prompt actions. Ludwig AI validates its correctness. While relatively rare, as evidenced by the limited number of examples, it’s appropriate in neutral to slightly informal contexts. For more formal settings, consider alternatives like "for your prompt action". Predominantly found in news and media, as well as wiki sources, it’s a straightforward way to acknowledge efficiency and speed in handling situations.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
for such a rapid response
Emphasizes the speed of the response, using 'rapid' instead of 'quickly'.
for responding so promptly
Replaces 'acting' with 'responding' and 'quickly' with 'promptly', focusing on the timeliness of the response.
for your immediate action
Focuses on the action taken and its immediacy, suitable for formal contexts.
for being so quick to act
Highlights the speed at which someone was ready to take action.
for acting with such speed
Emphasizes the speed with which the action was performed.
for the swiftness of your actions
Uses a more formal tone, highlighting the swiftness as a quality of the actions.
for your speedy response
Substitutes 'quickly' with 'speedy', maintaining a similar level of informality.
for addressing this so swiftly
Replaces 'acting' with 'addressing' and 'quickly' with 'swiftly', focusing on problem-solving.
for handling this so expeditiously
Uses a more formal and professional tone, suitable for business communications.
for your promptness in acting
Rephrases to emphasize the quality of promptness in the way someone acted.
FAQs
When is it appropriate to use "for acting so quickly"?
The phrase "for acting so quickly" is suitable when you want to acknowledge and appreciate someone's promptness in taking action. It's often used in situations where a quick response was crucial or particularly helpful.
What are some alternatives to "for acting so quickly" that I can use in a formal setting?
In a more formal context, you might prefer phrases such as "for your prompt action", "for your immediate attention", or "for your expeditious handling of this matter".
Is "for acting so quickly" grammatically correct?
Yes, "for acting so quickly" is grammatically correct. It functions as a prepositional phrase, where "for" is the preposition, "acting" is a gerund, and "so quickly" is an adverbial phrase modifying the gerund.
How does "for acting so quickly" differ from "for acting quickly"?
The addition of "so" in "for acting so quickly" intensifies the quickness of the action. It emphasizes that the action was performed especially rapidly, adding a degree of emphasis that isn't present in the phrase "for acting quickly".
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested