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
complex undertaking
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "complex undertaking" is correct and usable in written English.
It can be used to describe a task or project that is intricate and requires significant effort or skill to complete. Example: "Developing a new software application is a complex undertaking that involves multiple stages of planning, design, and testing."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
trick in itself
breakthrough in itself
Significant endeavor by itself
prowess in itself
undertaking in itself
Triumph in itself
complex operation
noteworthy undertaking
Task in itself
complex implementation
job in itself
sophisticated undertaking
Remarkable achievement alone
benefit in itself
difficult project
accomplishment in itself
success in itself
significant undertaking
demanding activity
formidable endeavor
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
57 human-written examples
Building the Higg Index is a complex undertaking, Kibbey says.
News & Media
Assembling the exhibition has been a complex undertaking.
News & Media
"It's a complex undertaking and complicated," Ms. Bresch said.
News & Media
For an M.M.O. that is a much more complex undertaking.
News & Media
Even with those partners, Fruitvale Village was a complex undertaking for a novice developer.
News & Media
Navigating the residential costs, which vary by institution, is also a complex undertaking.
News & Media
Business can avoid legal entangling by being proactive, which doesn't have to be a complex undertaking.
News & Media
Mastering the skills and intricacies of play, however, is an altogether more complex undertaking.
News & Media
But fostering these skills in a child is a complex undertaking.
News & Media
Often though, creating your own branching stories can be a complex undertaking; which is a where StoryNexus comes in.
News & Media
Rebuilding downtown has been an incredibly complex undertaking, and there has been no more important challenge than security.
News & Media
Expert writing Tips
Best practice
Consider stronger verbs to emphasize the "complex undertaking" i.e. "overcoming" a complex undertaking or "managing" a complex undertaking.
Common error
While "complex undertaking" is acceptable, avoid overuse. Vary your language with synonyms like "challenging task" or "intricate endeavor" to maintain reader engagement.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "complex undertaking" functions as a noun phrase, typically serving as the subject or object of a sentence. It describes a task or project characterized by intricacy and requiring substantial effort. Ludwig indicates that it is correct and usable in written English.
Frequent in
News & Media
44%
Science
39%
Formal & Business
5%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "complex undertaking" is a versatile noun phrase used to describe tasks or projects that are intricate and demanding. According to Ludwig, the phrase is considered correct and usable in written English. Its frequency is very common, primarily appearing in News & Media and Science contexts. When using the phrase, be sure to provide enough specific details to describe the intricacies involved. Consider alternatives like "challenging task" or "intricate endeavor" to avoid repetition. Overall, it's a reliable phrase for conveying the multifaceted nature of a task.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
complicated project
Replaces "undertaking" with the more common "project", implying a defined, planned activity.
complex operation
Replaces "undertaking" with the more formal "operation", suitable for business or technical contexts.
intricate endeavor
"Endeavor" suggests a more purposeful and effortful attempt than "undertaking". "Intricate" emphasizes the detailed and interwoven nature of the task.
challenging assignment
"Assignment" implies a task given by someone, while "challenging" highlights the difficulty.
demanding task
"Demanding" emphasizes the high level of effort and skill required.
difficult mission
"Mission" suggests a specific objective, often with a sense of importance or urgency.
elaborate scheme
"Scheme" implies a plan, often with many parts or steps, that is complex to execute.
sophisticated operation
"Operation" suggests a planned and coordinated activity, and "sophisticated" implies advanced techniques or knowledge are required.
involved process
"Process" highlights the sequential steps and stages of the complex activity, and "involved" suggests that the process is complicated.
convoluted affair
"Affair" refers to an event or matter, and "convoluted" implies that it is complex and difficult to follow or understand.
FAQs
What does "complex undertaking" mean?
A "complex undertaking" refers to a project, task, or endeavor that is intricate, challenging, and requires significant effort and skill to complete. It typically involves multiple interconnected elements and may present unforeseen difficulties.
How can I use "complex undertaking" in a sentence?
You might say, "Launching the new product line was a "complex undertaking" that required coordination between several departments".
What are some alternatives to "complex undertaking"?
Alternatives include "challenging task", "intricate endeavor", or "complicated project", depending on the specific context.
Is there a difference between "complex undertaking" and "difficult undertaking"?
While similar, "complex undertaking" emphasizes the intricate and multifaceted nature of the task, whereas "difficult undertaking" highlights the level of effort and challenge involved. They are often interchangeable, but "complex" focuses on the structure, and "difficult" on the effort.
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
4.5/5
Expert rating
Real-world application tested