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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
are one another
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "are one another" is correct and usable in written English.
It is typically used to indicate a mutual relationship or interaction between two or more subjects. Example: "The team members support and encourage one another during challenging times."
✓ Grammatically correct
News & Media
Alternative expressions(20)
each other
are each other
support each other
assist one another
help each other
relate to each other
interact with each other
have a reciprocal relationship
mutually support each other
are interconnected
are interdependent
work together
coordinate with each other
are in communication
lend one another
separate one another
affect one another
appreciate one another
differ one another
face one another
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
Composers should write any kind of music they choose; it's no crime if their main fans are one another.
News & Media
They are one another's best critics," says Rushdie.
News & Media
None of these potential donors will be much affected by anything that happens to Greg Boyle's posse if the Homeboy trainees become gangbangers and dope pushers, their most likely victims are one another.
News & Media
But that number doesn't even take into account other offerings, like "Unusual Suspects" and "Deadly Women," that seem to prove, as ID put it this month in promoting its "Shark Week -like Week -likeg bloc, "Shock Week," that the real programminge should fear are one another.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
The best strength we have is one-another.
News & Media
It's one another.
News & Media
Mr. Zhang is one; another is Ma Liuming.
News & Media
All we had was one another.
News & Media
Women were one another's competition, always.
News & Media
The only thing we believed in was one another.
News & Media
They pretend to be one another, telling their life stories.
News & Media
Expert writing Tips
Best practice
Use "are one another" to clearly indicate a reciprocal action or relationship among three or more entities. For relationships between two entities, prefer "each other".
Common error
Avoid using "one another" when referring to a relationship between only two entities. The more appropriate phrase in such cases is "each other". Saying "They are helping each other" is correct, while "They are helping one another" is better suited for groups of three or more.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are one another" functions as a reciprocal pronoun phrase, indicating that two or more subjects are performing an action towards each other. As Ludwig AI indicates, this usage is grammatically sound and identifies a mutual relationship.
Frequent in
News & Media
75%
Science
13%
Formal & Business
12%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "are one another" is a grammatically correct and commonly used expression to denote a reciprocal relationship or interaction among three or more subjects. Ludwig AI confirms its validity and widespread applicability across various contexts, particularly in news and media. While "each other" is preferred for relationships between two entities, "are one another" effectively conveys mutual action among larger groups. Remember to use it accurately and consider alternative phrases for nuanced expression.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
relate to each other
Uses "each other" instead of "one another", which is generally interchangeable but slightly less formal.
interact with each other
Replaces "are" with "interact", focusing on the action of mutual interaction.
have a reciprocal relationship
Substitutes the verb and pronoun with a noun phrase emphasizing the nature of the relationship.
mutually support each other
Highlights a specific positive aspect of the relationship: mutual support.
are interconnected
Focuses on the interconnectedness rather than direct interaction.
are interdependent
Emphasizes the dependence that each subject has on the others.
work together
Highlights the collaborative aspect, implying mutual effort and cooperation.
coordinate with each other
Stresses organized cooperation and synchronized actions.
are in communication
Focuses on the communicative aspect of the relationship.
have dealings with each other
Suggests some kind of business interaction or agreement.
FAQs
Is it correct to use "are one another" when referring to two people?
While grammatically understandable, "are one another" is generally used for relationships involving three or more entities. For two people, it's more common and natural to use "are each other".
What's the difference between "are each other" and "are one another"?
"Are each other" is used for reciprocal relationships between two entities, while "are one another" is preferred when referring to three or more. For example, "The siblings are helping each other" versus "The team members are supporting one another".
Can I use "are one another's" instead of "are one another"?
The possessive form "are one another's" indicates possession or a characteristic that is shared, such as "They are one another's best critics". The non-possessive form "are one another" simply denotes a reciprocal action or relationship.
What are some alternatives to "are one another" that emphasize mutual support?
Depending on the context, you could use phrases like "support each other", "assist one another", or "help each other" to highlight the supportive aspect of the relationship.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested