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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
congratulate that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "congratulate that" is not correct and usable in written English.
It is typically incorrect because "congratulate" requires a direct object, usually a person or a group, rather than a clause or a pronoun like "that." Example: "I want to congratulate you on your promotion."
⚠ May contain grammatical issues
News & Media
Wiki
Science
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
4 human-written examples
5.17pm GMT UK Earlier, Labour MP David Winnick urged David Cameron to congratulate the Guardian for publishing revelations from Snowden: With the orchestrated campaign and witch-hunting against the Guardian newspaper, would this not be an appropriate time to congratulate that newspaper for publishing the details of how the mobile phone of the German chancellor had been monitored?
News & Media
Tons of people came up to congratulate that day and afterwards but seemed strangely insistent on reminding me that "it is a lot easier to get in when you are a girl because they get so many fewer female applicants".
News & Media
If your coworker did a great job or won an achievement award, congratulate that person with a smile.
Wiki
You can, as well, text something sweet and honest because you are giving yourself the gift of congratulate that person from a place of non resistance.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
In this regard, De La Rosa and colleagues should be congratulated that the question whether tight glycaemic control truly works in a mixed ICU population resulted in a randomised controlled study design.
Science
For example: someone at work gets a big promotion; instead of congratulating that person, the narcissist has to turn the spotlight back onto themselves, by talking about why they should have gotten the promotion instead, or simply about something really good that happened to them.[1].
Wiki
I suppose Downing Street would emphasise that in democracy sometimes you don't win but that means that you have to congratulate those that have - and you have to work with them.
News & Media
"I want to congratulate everybody that's worked so hard.
News & Media
Bank regulators congratulate themselves that in this downturn the banks have (so far) proved well-capitalised.
News & Media
He can congratulate himself that his first film as a director is a fine achievement.
News & Media
Mr. Giuliani called Mr. Mukasey to congratulate him that day, a campaign aide said.
News & Media
Expert writing Tips
Best practice
Avoid using "congratulate that". Instead, directly address the person or group you are congratulating. For example, say "congratulate you" or "congratulate the team".
Common error
The verb "congratulate" requires a direct object, typically a person or group being congratulated. Using "congratulate that" is grammatically incorrect. Always specify who you are congratulating.
Source & Trust
82%
Authority and reliability
2.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "congratulate that" is generally considered grammatically incorrect as it lacks a direct object following the verb "congratulate". The verb requires a person or entity to be the recipient of the congratulation. Ludwig AI confirms this grammatical issue.
Frequent in
News & Media
33%
Wiki
33%
Science
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "congratulate that" is generally considered grammatically incorrect in standard English. It is more appropriate to use phrases like ""congratulate you on that"" or "offer congratulations on that" to convey the intended meaning. Ludwig AI confirms that the phrase doesn't follow standard grammatical rules. While some examples exist in diverse sources, its use is infrequent and should be avoided in formal writing. Always ensure "congratulate" is followed by a direct object.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
congratulate you on that
This alternative directly addresses the person being congratulated, making it more grammatically sound and personal.
offer congratulations on that
This phrase uses a more formal structure, replacing the verb 'congratulate' with a noun phrase.
express my appreciation for that
This shifts the focus from congratulating to expressing appreciation, suitable when acknowledging effort rather than achievement.
commend them for that
Uses 'commend' instead of 'congratulate', implying formal approval or praise for a specific action.
applaud them for that
Replaces 'congratulate' with 'applaud', suggesting enthusiastic approval or admiration.
acknowledge that accomplishment
Focuses on acknowledging the achievement itself, rather than directly congratulating someone.
recognize their achievement
Similar to acknowledging, this highlights the recognition of a specific accomplishment.
praise them for their efforts
Shifts the focus to praising effort, which is useful when the outcome is less important than the attempt.
celebrate that success
Emphasizes celebrating a positive outcome, rather than directly congratulating an individual.
give kudos for that
This alternative offers an informal way to give praise or recognition.
FAQs
How can I correctly use the verb "congratulate"?
Always follow "congratulate" with a direct object (the person or group) and, if necessary, use "on" to specify what you are congratulating them for. For example, "I want to "congratulate you" on your achievement."
What's wrong with saying "congratulate that"?
The phrase "congratulate that" is grammatically incorrect because "congratulate" needs a direct object – the person or people you are addressing. "That" is not a suitable direct object in this context.
Are there formal alternatives to "congratulate" someone?
Yes, you can use phrases like "offer congratulations" or "express admiration" for a more formal tone. However, ensure these phrases are followed by the appropriate preposition and object.
Is "congratulate for that" correct?
While closer to being correct than "congratulate that", it's better to use "congratulate on that". For instance, say "I "congratulate you on that"", not "I congratulate you for that".
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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
82%
Authority and reliability
2.1/5
Expert rating
Real-world application tested