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
add complex
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "add complex" is not correct in standard written English and lacks clarity.
It may be intended to refer to adding complexity or a complex element to something, but as it stands, it is ambiguous and not usable. Example: "To improve the design, we need to add complexity to the user interface."
⚠ May contain grammatical issues
Science
News & Media
Alternative expressions(5)
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
7 human-written examples
We introduce interface automata with complex actions (IACA), which add complex actions to de Alfaro and Henzinger's interface automata (IA).
The advanced production techniques that primarily work in 2D could then be used to add complex surface features to the flat material.
Science
It's a flexible, scalable solution that even allows developers to add complex logic to their app using custom code, if need be.
News & Media
Their hypothesis, described this week in Frontiers in Psychology, suggests that while listening to birds led to the melodic part of our language, listening to other primate communication helped us learn how to add complex meaning and content.
Science & Research
Then add complex carbohydrates like spinach.
News & Media
For example, we will add complex phenotypes such as whole-transcriptome signatures used for expression quantitative trait locus mapping.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
Stalin and Mao were murderous but low-tech; the Kim family added complex systems of repression.
News & Media
"They make adding complex functionality to apps quick and pain-free, as well as significantly reducing the development time needed," he said in an e-mail.
News & Media
Of course the omnipotent fear of the "other" in Australia, exacerbated by anti-Muslim sentiment post-September 11 and the political capitalisation of asylum seeker boat arrivals, added complex racial texture to the local stressors.
News & Media
Motorola VP of Product Management at Motorola Mobility Punit Soni specifically called out the foolishness of adding complex skins to Android.
News & Media
When adding complex role inclusions and inverse roles, the logic even becomes undecidable.
Expert writing Tips
Best practice
When aiming for clarity, specify what kind of complexity you are adding. For instance, use "add computational complexity" instead of just "add complex".
Common error
Avoid using "add complex" without specifying the type or area of complexity. For example, rather than saying "add complex", clarify by stating "increase structural complexity" or "introduce algorithmic complexity".
Source & Trust
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "add complex", while intuitively understandable, is grammatically incomplete. It needs a noun or modifier to function correctly. As Ludwig AI explains, it is more appropriate to say "add complexity" or "add a complex feature".
Frequent in
Science
33%
News & Media
33%
Wiki
14%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, while the phrase "add complex" might seem straightforward, Ludwig AI clarifies that it's grammatically incorrect and lacks precision in standard English. Instead, opt for more accurate alternatives like "add complexity", "introduce complexity", or "incorporate intricate details". These alternatives provide clarity and ensure grammatical correctness, particularly in formal or technical contexts. The analysis of authoritative sources reveals that clear and precise language is crucial for effective communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
increase complexity
Focuses on the process of making something more complex.
introduce complexity
Emphasizes the act of bringing complexity into a situation or system.
incorporate intricate details
Highlights the addition of fine and elaborate elements.
integrate complex features
Refers to combining complex aspects into a whole.
add sophistication
Suggests enhancing something with refinement and complexity.
add intricate elements
Focuses on including detailed and elaborate components.
inject complexity
Implies a forceful introduction of complexity.
build in complexity
Highlights the construction and integration of complex aspects.
layer in complexity
Suggests adding levels of complexity one on top of another.
weave in complexity
Implies a subtle and interconnected integration of complex elements.
FAQs
What are some alternatives to "add complex"?
Instead of "add complex", you can use more precise phrases like "increase complexity", "introduce complexity", or "incorporate intricate details".
Is "add complex" grammatically correct?
No, "add complex" is not considered grammatically correct in standard English. It is better to use phrases like "add complexity" or "add a complex element".
How can I use "add complex" in a sentence correctly?
It's best to avoid using "add complex" directly. Rephrase your sentence to use more specific and grammatically sound alternatives such as "add complexity to the system" or "incorporate a complex feature".
What is the difference between "add complex" and "add complexity"?
"Add complex" is grammatically incorrect. "Add complexity" is the correct phrasing, indicating the process of making something more complex.
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
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested