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
as he left
Grammar usage guide and real-world examplesUSAGE SUMMARY
'as he left' is a perfectly correct and usable phrase in written English.
It can be used at the end of a sentence to indicate that something happened at the same time as something else was taking place. For example, "The crowd cheered as he left the stadium."
✓ Grammatically correct
News & Media
The New Yorker
The New York Times
The Guardian
Independent
Vice
Huffington Post
Los Angeles Times
BBC
Wikipedia
Alternative expressions(20)
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
60 human-written examples
He apologised to Pearce as he left.
News & Media
Nobody spoke to him as he left.
News & Media
Jerry!" as he left the field.
News & Media
As he left, the telephone rang.
News & Media
As he left the court.
News & Media
We love you!" as he left court.
News & Media
Wenger, however, was smiling as he left.
News & Media
As he left, he would announce, "It was good.
News & Media
She threw hate at him as he left.
News & Media
Mr. Pascall was arrested as he left work.
News & Media
As he left the bank's headquarters, he passed a newsstand.
News & Media
Expert writing Tips
Best practice
Use "as he left" to clearly indicate actions that happened simultaneously with someone's departure, creating a sense of immediacy and connection between events.
Common error
Avoid using "as he left" when the subsequent action is not directly linked to the moment of departure. Ensure there's a clear temporal connection; otherwise, use a different conjunction like 'after' or 'before'.
Source & Trust
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as he left" functions as a temporal conjunction, introducing a clause that specifies the timing of another action. As confirmed by Ludwig AI, it indicates that two events occurred simultaneously. For example, "The lights went out as he left the room."
Frequent in
News & Media
85%
The New Yorker
5%
Wikipedia
3%
Less common in
Vice
2%
Formal & Business
2%
Science
1%
Ludwig's WRAP-UP
In summary, "as he left" serves as a temporal conjunction indicating simultaneous actions. Ludwig AI confirms its grammatical correctness and usability in written English. The phrase is versatile, appearing frequently in neutral contexts such as news reports and general articles. While alternatives like "upon his departure" and "when he departed" exist, they often carry different nuances or levels of formality. It's crucial to ensure a direct temporal connection between the departure and the subsequent event when using this phrase. Ultimately, "as he left" is a useful tool for creating immediacy and linking events directly to someone's departure.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
as he was exiting
Highlights the action of exiting while it was in progress.
when he departed
Highlights the time aspect of the leaving action.
on his departure
Similar to "upon his departure" but slightly less formal.
upon his departure
Emphasizes the formal aspect of leaving, suitable for official contexts.
when he went away
A more general and less formal way of saying someone left.
on his way out
Focuses on the process of exiting a place.
as he walked out
Emphasizes the physical action of leaving by walking.
at the time of his leaving
Stresses the precise moment of departure.
just before his exit
Indicates immediacy preceding the action of leaving.
leaving the premises
Focuses on the action of departing from a specific location, often in a legal context.
FAQs
How can I use "as he left" in a sentence?
Use "as he left" to describe events occurring concurrently with someone's departure. For example, "The audience applauded "as he left" the stage" indicates the applause happened during his exit.
What are some alternatives to using "as he left"?
Alternatives include "upon his departure", "when he departed", or "on his way out", depending on the specific nuance you want to convey. Each alternative shifts the emphasis slightly.
Is "as he left" formal or informal?
"As he left" is generally neutral and can be used in both formal and informal contexts. The surrounding language and situation will determine the overall formality.
What's the difference between "as he left" and "after he left"?
"As he left" implies simultaneous actions, while "after he left" suggests the second action occurred sometime following his departure. The key difference is the timing; "as" indicates concurrency, and "after" indicates sequence.
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
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested