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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
complicated to keep
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "complicated to keep" is correct and usable in written English.
It can be used when describing something that is difficult to maintain or manage over time. Example: "The project became complicated to keep on track due to constant changes in requirements."
✓ Grammatically correct
News & Media
Science
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
Of course, I'm in favour of a more developed dialogue between critic and practitioner; but, as someone who is lucky enough to earn a living as a critic, it's less compromising and complicated to keep my creative life and my critical lives separate.
News & Media
However, the vast selection of classes made it a bit complicated to keep my goal--getting a degree in physics or math or both--in mind.
Science & Research
It's much less complicated to keep the current tenants happy than to spend time looking for another, paying for advertisements and arranging tours of the property.
News & Media
With the amount of managed service descriptions the response time increases and it becomes increasingly complicated to keep users patient if the search is executed directly on the descriptions.
Science
"We are currently in the process of developing the framework for a viable sustainability project and anticipate we will be in a position to progress soon". The industry has been relatively slow on the take-up of cleaner fish which are expensive and complicated to keep.
News & Media
Those promises proved complicated to keep, and Trump has since turned to U.S. taxpayers (at least initially) to finance the wall's construction.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
As one participant stated: … it's complicated to try to keep that patient safe (Hospital 5- Medical/Surgical Charge Nurse).
Science
It's complicated trying to keep both work and play balanced along with keeping up her age charade, but Liza rises to every challenge.
News & Media
The combination of companies involved — Google, the mobile device makers and the wireless carriers — has complicated efforts to keep updates flowing, according to those within the industry.
News & Media
The rules are complicated enough to keep the game interesting, but the skill is simple enough to require no athletic ability.
News & Media
Mr. Wimmer has constructed a puzzle just complicated enough to keep you alert while Mr. Noyce, a protean Australian craftsman whose other credits include "Patriot Games" and "Rabbit-Proof Fence," throws the pieces in the air and watches them collide, explode and crash to the ground.
News & Media
Expert writing Tips
Best practice
When using "complicated to keep", ensure the context clearly identifies what is being maintained and why it presents challenges. This provides clarity and strengthens your writing.
Common error
Avoid using "complicated to keep" when simpler alternatives like "hard to maintain" suffice. Overusing complex language can obscure your message rather than clarify it.
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "complicated to keep" functions as an infinitive phrase. It often acts as an adjective modifying a noun, describing something that presents challenges in maintenance or preservation. As Ludwig explains, it's a usable phrase in English.
Frequent in
News & Media
57%
Science
29%
Wiki
14%
Less common in
Formal & Business
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "complicated to keep" is a grammatically correct and usable expression, as confirmed by Ludwig. It describes something that is difficult to maintain or manage over time. While not exceptionally common, it appears in various reputable sources such as The New York Times and The Guardian, indicating its acceptability in news and media, as well as scientific contexts. Consider alternatives like "difficult to maintain" or "challenging to sustain" for nuanced expression. Always ensure clarity regarding what is being maintained to maximize impact.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
hard to maintain
Focuses on the effort required for upkeep.
difficult to preserve
Emphasizes safeguarding something from decay or damage.
challenging to sustain
Highlights the ongoing effort to support something.
complex to manage
Shifts focus to the intricacies of control.
intricate to handle
Highlights the delicacy of dealing with something.
awkward to retain
Emphasizes the clumsy or ungainly nature of keeping something.
laborious to uphold
Focuses on the strenuous effort required.
cumbersome to safeguard
Highlights the unwieldy nature of protecting something.
problematic to conserve
Emphasizes the issues involved in preserving something.
unwieldy to control
Focuses on the difficulty of managing something due to its size or complexity.
FAQs
How can I use "complicated to keep" in a sentence?
You can use "complicated to keep" when describing something that requires significant effort or expertise to maintain in its current state. For example, "The data structure became "complicated to keep" consistent as the project grew."
What are some alternatives to "complicated to keep"?
Alternatives include "difficult to maintain", "hard to manage", or "challenging to sustain", depending on the specific nuance you wish to convey.
Is there a difference between "complicated to keep" and "complex to maintain"?
While similar, "complicated to keep" suggests ongoing difficulty in preserving something, whereas "complex to maintain" emphasizes the intricate nature of the maintenance process itself. Choose the phrase that best reflects the specific challenge.
In what situations should I avoid using "complicated to keep"?
Avoid using "complicated to keep" in informal contexts where simpler language is preferred. Also, if the task of keeping something is not particularly difficult, a less emphatic phrase would be more appropriate.
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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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested