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
this was fast
Grammar usage guide and real-world examplesUSAGE SUMMARY
"this was fast" is correct and usable in written English.
You could use this phrase to express the speed of an action, or to emphasize something that happened quickly. For example: "I couldn't believe how quickly she finished the race - this was fast!".
✓ Grammatically correct
News & Media
Science
Formal & Business
Wiki
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
2 human-written examples
I decided to quit while I was ahead, as this was fast becoming a sketch from Outnumbered.
News & Media
"Come on, how often do you meet a farmer who can quote Fanny Burney and play the piano?" Gale says, when I suggest this was fast work.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
"This was fast-tracked, and it's a good thing," he said.
News & Media
"This was fast-tracked, and as a result some of the things that might have been done, that would have been done, did not take place," said Lt. Gen. Russell Davis.
News & Media
I have no problem with my file being part of a general clear-out as the Met claims, but Williams alleges this was fast-tracked five days after I met managers of the domestic extremism unit in 2014 and told them I would send an updated request for my file.
News & Media
This was faster, louder, madder.
News & Media
This is fast food?
News & Media
And, this being fast food: cheap.
News & Media
This is fast becoming a shambles.
News & Media
Mr Andrade insists this is fast by global standards.
News & Media
This is fast becoming a habit and a good one.
News & Media
Expert writing Tips
Best practice
When describing a process, consider using "this was fast" to indicate that the completion time was shorter than expected.
Common error
Avoid using "this was fast" without a clear antecedent. Ensure the reader understands what "this" refers to, or rephrase for clarity. For example, instead of "This was fast", say "The delivery was fast" or "The completion time was fast".
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this was fast" primarily functions as a declarative statement expressing an assessment of speed. Ludwig AI confirms its correctness. It subjectively evaluates the quickness of a previously occurred event or process.
Frequent in
News & Media
40%
Science
20%
Wiki
15%
Less common in
Formal & Business
10%
Reference
3%
Encyclopedias
2%
Ludwig's WRAP-UP
In summary, "this was fast" is a grammatically sound and relatively common phrase used to express that something happened quickly. Ludwig AI confirms its proper usage. It's versatile enough for use across various registers, though primarily found in news and media. When using it, ensure the context clearly indicates what "this" refers to. Consider alternatives like "it happened quickly" or "that was rapid" for slight nuances. Be mindful of clarity to avoid ambiguity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
it happened quickly
Focuses on the speed of occurrence rather than a judgment of it.
the action was swift
Focuses on the action being quick.
that was rapid
Emphasizes the high speed of the event.
the pace was blistering
Highlights an incredibly fast pace.
it transpired swiftly
More formal way of saying it happened quickly.
it was unexpectedly quick
Adds an element of surprise to the speed.
the process was expedited
Highlights that the process was accelerated.
it didn't take long
Focuses on the short duration of the event.
it moved at a high velocity
Uses a more technical term to describe speed.
it all happened in a blur
Highlights the confusion caused by the speed.
FAQs
What can I say instead of "this was fast"?
You can use alternatives like "it happened quickly", "that was rapid", or "the process was expedited" depending on the context.
How can I use "this was fast" in a sentence?
Use "this was fast" to comment on the speed of something that just happened. For example: "The response time was excellent; this was fast."
Is "this was fast" grammatically correct?
Yes, "this was fast" is grammatically correct and commonly used to express that something occurred quickly.
What's the difference between "this was fast" and "this is fast"?
"This was fast" refers to something that happened in the past, while "this is fast" refers to something that is currently happening or is generally true. For example, "The delivery was yesterday; this was fast" (past) vs. "This internet connection is fast" (present).
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested