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
complementary interests
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "complementary interests" is correct and usable in written English.
It can be used to describe interests that enhance or support each other, often in contexts like business partnerships or personal relationships. Example: "The two companies decided to collaborate because they had complementary interests in sustainable technology."
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(2)
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
20 human-written examples
When he and Brin met, at Stanford, they had complementary interests in computers.
News & Media
Trust is built by observing the actions of others in the community and discovering people with like or complementary interests".
News & Media
Players engaged in a non-zero sum conflict have some complementary interests and some interests that are completely opposed.
Academia
Too small to compete in a tough global market, Alstom had all but agreed to sell its energy operations to General Electric GEE), an American conglomerate with complementary interests.
News & Media
The San Francisco couple use their complementary interests — Mr. Hickey has a vast record collection and extensive knowledge of music esoterica, while Ms. Hickey is a passionate home cook — to invent soundtracks for favorite recipes.
News & Media
The road mapping process has clearly demonstrated the complementary interests of the participants and the potential benefits that can be gained through cooperation among nations to achieve a common goal.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
40 human-written examples
A complementary interest is in the identification of new drug targets and combinations to combat cancer and neurodegeneration.
Academia
A complementary interest is in the genetic and environmental control of endothelial cell specialization, which determines the sites, pace and specificity of leukocyte recruitment from the blood.
Academia
Along with the cellist Jennifer Ward Clarke and clarinettist Alan Hacker, he progressed from there to the Fires of London, the group directed by Max alone that had a longer life and went everywhere, and all three of them developed a complementary interest in period instruments.
News & Media
We underlined the complementary interest of modeling excess and relative mortality in looking for factors associated with mortality related to end-stage renal disease.
Science
Even if the interpretation of the excess hazard model is different from the relative hazard model, and if these models may lead to apparent dissimilar conclusions, we underlined their complementary interest in looking for factors associated with mortality related to ESRD.
Science
Expert writing Tips
Best practice
When describing collaborations or partnerships, use "complementary interests" to highlight the mutually beneficial aspects of the relationship. This emphasizes that each party brings something unique to the table, enhancing the overall outcome.
Common error
Avoid confusing "complementary interests" with "complimentary interests". "Complementary" means enhancing or completing each other, while "complimentary" means expressing praise or admiration. Using the wrong word can completely change the intended meaning.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "complementary interests" functions primarily as a noun phrase, describing a situation where different parties have interests that enhance or complete each other. Ludwig shows numerous examples where this phrase is used to explain successful partnerships or collaborations.
Frequent in
Academia
30%
News & Media
40%
Science
30%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "complementary interests" is a common and grammatically sound phrase used to describe mutually beneficial relationships where different parties bring unique contributions. As Ludwig AI confirms, this phrase is widely accepted and used across diverse fields like academia, news media, and science. When writing, it's important to ensure you're using "complementary" correctly, not confusing it with "complimentary". Utilizing "complementary interests" effectively highlights the synergistic benefits of collaborations and partnerships, emphasizing that the whole is greater than the sum of its parts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
harmonizing interests
Emphasizes the agreement and lack of conflict between different interests.
mutually beneficial interests
Highlights the reciprocal advantages derived from shared interests.
aligned interests
Focuses on the shared direction or goal of different interests.
convergent interests
Suggests that different interests are moving towards a common point or goal.
synergistic interests
Implies that the combination of interests creates a greater overall effect.
interlocking interests
Highlights how different interests are connected and dependent on each other.
reciprocal interests
Emphasizes the mutual exchange and benefit between different interests.
matching interests
Focuses on the similarity and compatibility of different interests.
compatible interests
Highlights the ability of different interests to coexist without conflict.
shared aspirations
Shifts the focus to common goals and desires rather than specific interests.
FAQs
How can I effectively use "complementary interests" in a sentence?
Use "complementary interests" to describe situations where different parties benefit from each other's involvement due to their differing skills or perspectives. For example: "The partnership thrived because the companies had "complementary interests" in technology and marketing."
What are some alternatives to "complementary interests"?
You can use alternatives like "harmonizing interests", "mutually beneficial interests", or "aligned interests" depending on the specific nuance you want to convey.
Is it correct to say "complementary" when referring to skills rather than interests?
Yes, "complementary" can be used to describe skills, abilities, or even personalities. The key is that they enhance or complete each other. For instance, "They formed a strong team due to their "complementary skills"."
What's the difference between "shared interests" and "complementary interests"?
"Shared interests" implies that two or more parties have the same interests. "Complementary interests" implies that their interests are different but work well together, filling gaps or enhancing each other. For example, two people might have a shared interest in hiking, or "complementary interests" where one likes planning trips and the other enjoys navigating.
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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested