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
in league with
Grammar usage guide and real-world examplesUSAGE SUMMARY
"in league with" is correct and usable in written English.
It is used to describe two or more people or entities working together for a particular purpose. For example, "The two rivals were unexpectedly in league with each other to target the same customers."
✓ Grammatically correct
News & Media
Encyclopedias
Science
Alternative expressions(20)
allied with
in collaboration with
in partnership with
in alliance with
working in collaboration
associated with
in cahoots with
in collusion with
working with
affiliated with
in concert with
hand in glove with
is equivalent to
in the wishes of
rapidly thereafter
for the immediate future
Very soon
somewhere later
one week before
at the early time
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
Everyone seemed in league with my delusion.
News & Media
He was in league with them, surely.
News & Media
Iraq wasn't in league with al-Qaida.
News & Media
Is he in league with the devil?
News & Media
I am not in league with anyone.
News & Media
Others are in league with criminals and local power brokers.
News & Media
Gavin Highly was in league with the oysters.
News & Media
"I heard him say something in league with it".
News & Media
He was in league with them and talking to them.
News & Media
In 1940, remember, Stalin was in league with Hitler.
News & Media
I am in league with the people of Tower Hamlets.
News & Media
Expert writing Tips
Best practice
Use "in league with" to clearly indicate cooperation or alliance, especially when there's a shared purpose or goal. For instance, "The marketing team was in league with the sales department to launch the new product."
Common error
While "in league with" is acceptable in many situations, it can sound informal or even conspiratorial. In formal or academic writing, consider alternatives like "in collaboration with" or "in partnership with" for a more professional tone.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in league with" functions as a prepositional phrase indicating association or collaboration, often implying a shared goal or purpose. As shown in Ludwig, this phrase connects entities, suggesting they are working together.
Frequent in
News & Media
87%
Encyclopedias
7%
Science
6%
Less common in
Academia
0%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "in league with" is a versatile expression used to indicate collaboration or alliance between entities, often implying a shared objective. As indicated by Ludwig, it is grammatically correct and most commonly found in news and media contexts. While generally neutral, it can sometimes carry an informal tone. For more formal writing, consider alternatives such as "in collaboration with". Ludwig AI confirms the phrase's usability and provides numerous examples demonstrating its application in diverse scenarios. When using this phrase, ensure that the context aligns with the intended meaning of cooperation or strategic partnership.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in collaboration with
Emphasizes a cooperative effort towards a common goal.
in partnership with
Highlights a formal agreement or business relationship.
allied with
Suggests a union for mutual benefit or defense.
in cahoots with
Implies a secret or conspiratorial agreement.
in collusion with
Highlights a deceitful or fraudulent collaboration.
working with
A more general term for cooperation without necessarily implying agreement on aims.
associated with
Indicates a connection or relationship, potentially less formal.
affiliated with
Suggests a formal connection, like membership or support.
in concert with
Implies harmonious agreement and joint action.
hand in glove with
Emphasizes a close, often suspicious relationship.
FAQs
How can I use "in league with" in a sentence?
You can use "in league with" to indicate that two or more parties are working together for a common purpose. For example, "The rebels were "allied with" foreign powers to overthrow the government."
What are some alternatives to saying "in league with"?
Depending on the context, you can use alternatives such as "in collaboration with", "in partnership with", or "in alliance with".
Is "in league with" formal or informal?
"In league with" leans towards the informal side. For a more formal tone, consider using phrases like "working in collaboration" or "associated with".
When is it appropriate to use "in league with"?
It's appropriate when you want to emphasize cooperation or alliance, especially when the relationship might be unexpected or slightly secretive. Be mindful of the context and audience, as it might not be suitable for highly formal settings.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested