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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
which I regret
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which I regret" is correct and usable in written English.
You can use it to express remorse or disappointment about a specific action or decision that has been made. Example: "I made a hasty decision, which I regret now."
✓ Grammatically correct
News & Media
Lifestyle
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
46 human-written examples
Somewhere along the way, the toaster disappeared, which I regret.
News & Media
"They have both suffered hardship, which I regret".
News & Media
His mother replies, in part, "I was very strict, which I regret.
News & Media
He told the paper that this was "also my mistake, which I regret".
News & Media
Even Christmas cake, which I regret has fewer fans with each passing year.
News & Media
This opinion has caused discomfort for the crew, which I regret.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
14 human-written examples
Except for a quarter of a glass of 30-year port offered to me a few months later, which I couldn't resist, and which was delicious, and which I regretted, that's how it has been.
News & Media
I've made comments on family members which I regretted, but they're good at spotting if it's too raw.They're not sensationalists, which makes it easier to come back to".
News & Media
"The menu is designed around Prohibition-era classics, but they can make anything," says Rowe. "I once ordered a salt 'n' vinegar martini, as I'd read about them somewhere trendy… which I regretted the next day".
News & Media
Did you bring any scotch?" Scotch, alas, had not been on my Greenland packing list, which I regretted again on the boat ride from Ilulissat to Qeqertarsuaq Island on the Sarpik Ittuk, an orange-and-white liner of the Arctic Umiaq fleet.
News & Media
My reaction was an uncomfortable chuckle, which I regretted once I realized he wasn't joking.
News & Media
Expert writing Tips
Best practice
Consider the level of formality required in your writing. While "which I regret" is generally acceptable, more formal situations may warrant stronger or more elaborate expressions of remorse, such as "which I deeply lament".
Common error
Avoid ambiguity by placing "which I regret" immediately after the clause it modifies. Ensure that the reader clearly understands what you are expressing regret about.
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which I regret" functions as a non-restrictive relative clause, adding additional information about a preceding statement or action. As Ludwig AI points out, it expresses remorse or disappointment and connects directly to what is being regretted.
Frequent in
News & Media
65%
Lifestyle
15%
Academia
8%
Less common in
Wiki
4%
Science
3%
Formal & Business
5%
Ludwig's WRAP-UP
In summary, "which I regret" serves as a grammatically sound and commonly used phrase for expressing remorse or disappointment. As highlighted by Ludwig AI, it functions as a non-restrictive relative clause, providing additional emotional context to a statement. While versatile, the register is primarily neutral, fitting well within news and general communication, as confirmed by its prevalence in sources like The Guardian and The New York Times. For greater formality or emphasis, alternative phrases like "that I lament" may be considered.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that I shouldn't have done
Implies regret by stating that something should not have been done.
which I am now sorry about
Rephrases the sentiment using "sorry about", adding a sense of immediacy.
that I feel sorry for
Expresses regret through feeling sorry, focusing on the emotional aspect.
that I am disappointed by
Frames regret in terms of disappointment with a past action or decision.
that I now rue
Substitutes "regret" with "rue", emphasizing a sense of bitterness and sorrow for past actions.
that I wish I hadn't done
Conveys regret by expressing a wish to undo a past action.
that I find regrettable
Uses the adjective "regrettable" to describe the action, distancing the speaker slightly.
that I lament
Replaces "regret" with a more formal term, "lament", indicating deep sorrow.
I wish I could take back
Expresses a desire to undo a previous action or statement.
I apologize for
Conveys direct remorse and takes responsibility for the regrettable action.
FAQs
How can I use "which I regret" in a sentence?
Use "which I regret" to express remorse or disappointment about something previously mentioned in the sentence. For example, "I made a hasty decision, "which I regret" now."
What can I say instead of "which I regret"?
You can use alternatives like "that I lament", "which I am now sorry about", or "that I wish I hadn't done" depending on the context.
Is it grammatically correct to start a sentence with "which I regret"?
No, "which I regret" is a relative clause and should follow the main clause it modifies. It cannot start a sentence. For example, use it as: "I spoke harshly, "which I regret"."
What is the difference between "which I regret" and "that I regret"?
"Which I regret" introduces a non-restrictive clause, adding extra information but not essential to the sentence's meaning. "That I regret" introduces a restrictive clause, essential for defining what you regret. Use "which" with a comma before it, and "that" without a comma.
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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
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested