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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
once having said hello
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "once having said hello" is correct and usable in written English.
It can be used to indicate that after the act of greeting someone, a subsequent action or thought occurs. Example: "Once having said hello, she felt more at ease in the conversation."
✓ Grammatically correct
Alternative expressions(20)
after hello
after congratulations
upon exchanging pleasantries
after greeting
after hi
after salute
after goodnight
with the welcomes concluded
after goodbye
after hey
subsequent to the greeting
after hail
subsequent to the welcomes
after christmases
after morning
after relations
after christmas
once the introductions were made
after greetings
after welcome
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
Once you've said hello to our bot, it will ask you whether you would like to subscribe and when you would like it delivered.
News & Media
Johnson and I had said hello earlier that morning.
News & Media
"I've said hello to people I've never wanted to say hello to".
News & Media
An infusion of chicken and water alone may fill the kitchen with the rich aroma of fat and fowl, but the actual liquid in the pot will remain thin and insipid, hot water with a fading memory of having once said hello to a chicken.
News & Media
A perfectly predictable message like 'AAAAAA' has the lowest information for the same reason you would hit me if I walked into your office and said 'Hi Hi Hi Hi Hi Hii! Hi!' After I've said it once, you have my point — I am saying hello — and repeating it is uninformative.
News & Media
"Hello!" he may have said.
News & Media
"Hello, nice people," the beach boys had said.
News & Media
He has never said hello.
News & Media
Once I said hello to her in the hallway.
News & Media
Or as Walt Disney once said: Hello Dali.
News & Media
Once in the press tent we said hello to Ben Bradley, "Good work" he said.
News & Media
Expert writing Tips
Best practice
Use "once having said hello" to explicitly mark the sequence of events, emphasizing that something happened specifically after the greeting.
Common error
Avoid using "once having said hello" in informal contexts. Simpler phrases like "after saying hello" are often more appropriate for casual conversation.
Source & Trust
60%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "once having said hello" functions as an introductory gerund phrase, modifying the main clause. It sets a temporal context, indicating that the action in the main clause occurs after the greeting has been exchanged. According to Ludwig, this phrase is grammatically correct.
Frequent in
Science
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News & Media
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Formal & Business
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Less common in
Science
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News & Media
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Formal & Business
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Ludwig's WRAP-UP
In summary, "once having said hello" is a grammatically sound phrase used to indicate that something occurs after a greeting. Ludwig confirms its grammatical correctness. However, it is a relatively uncommon expression and may sound overly formal in casual contexts. Simpler alternatives like "after saying hello" are often preferable. The phrase's primary function is to establish a sequence of events, emphasizing that the action in the main clause happens following the greeting. Due to the limited examples, usage patterns remain undefined.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
after greeting
Replaces the longer phrase with a simpler, more direct alternative, removing the "once having said" construction.
upon saying hello
Uses "upon" to indicate immediacy after the greeting, offering a slightly more formal tone.
having greeted
Uses a past participle to describe the completed action of greeting, emphasizing the result.
after the greeting
Focuses on the event of the greeting as a noun, rather than the action of saying hello.
once greeting
Simplifies the structure to a more concise form, though it might sound less formal.
subsequent to the greeting
Introduces a formal tone by using "subsequent to", emphasizing the chronological order.
following the salutation
Replaces "hello" with "salutation" for a more refined and formal expression.
after offering greetings
Emphasizes the act of offering a greeting, adding a layer of politeness.
with the hello completed
Structures the phrase around the completion of the greeting, highlighting finality.
once an introduction was made
Shifts focus to the broader concept of an introduction rather than just the greeting itself.
FAQs
What does "once having said hello" mean?
It means after someone has greeted another person. It emphasizes that an action or event occurred following the initial greeting.
Is it better to say "after saying hello" or "once having said hello"?
While both are grammatically correct, "after saying hello" is more common and generally preferred for its simplicity. "Once having said hello" can sound overly formal.
What are some alternatives to "once having said hello"?
You can use alternatives such as "after greeting", "upon saying hello", or "having greeted" depending on the context.
How can I make sure I'm using "once having said hello" correctly?
Ensure the context calls for a formal tone and that you wish to emphasize the sequence of events: the greeting followed by a subsequent action.
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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
60%
Authority and reliability
4.1/5
Expert rating
Real-world application tested