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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
keep alive for
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "keep alive for" is correct and usable in written English.
It can be used when referring to maintaining something in a state of existence or activity for a certain duration. Example: "We need to keep alive for the project until we secure additional funding."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(4)
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
6 human-written examples
Yet even if it has lost its glamour, the orchid still has a reputation as a diva of a houseplant that's hard to keep alive for long.
News & Media
Yet even if it has lost its glamour, the orchid still has a reputation as a diva of a houseplant that's hard to keep alive for long.
News & Media
Coward — who wrote, in the song "Twentieth Century Blues," "What is there to strive for / Love or keep alive for?" — managed to translate his metaphysical stalemate into comic action.
News & Media
Crowell's essay, "New Orleans on My Mind: Books of the Big Easy," focuses on her native New Orleans and the books that "help keep alive for me a city that is struggling to rebuild itself". Each time she opens one of these volumes, she listens to hear the rhythm, the cadence and the accent of her home.
Academia
Guilt and resentment are easy to keep alive, for not only the alcoholic/addict but the family as well.
News & Media
As Toliver and Constable point out in their book on Hartmann, "The Blond Knight of Germany": "Fighter aces were able to keep alive, for a few brief decades, albeit in tenuous form, the now archaic concept of a fair fight.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
He was kept alive for four years.
News & Media
The animals were kept alive for periods ranging from 4 days to 15 months.
Science
Amaryllis bulbs can be kept alive for years this way, and their flowers are very rewarding.
Academia
"For instance, we have an American we have kept alive for years, Bergdahl," he added.
News & Media
The autopsies sometimes reveal that they were kept alive for days before being killed.
News & Media
Expert writing Tips
Best practice
Use "keep alive for" when emphasizing the effort or resources required to maintain something in a functional or existing state for a specific reason or duration.
Common error
Avoid using "keep alive for" in contexts where simple maintenance or preservation is implied without significant effort. Instead, opt for phrases like "maintain" or "preserve" if the situation doesn't require extraordinary measures.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "keep alive for" functions as a verb phrase emphasizing the action of sustaining or preserving something for a specific duration or purpose. As confirmed by Ludwig AI, it is usable in written English and highlights the effort involved in maintaining something.
Frequent in
News & Media
50%
Science
33%
Academia
17%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "keep alive for" is a grammatically correct and usable verb phrase that indicates maintaining something in a functional or existing state for a specific duration or purpose. Ludwig AI confirms its usability. It is most commonly found in News & Media and Science contexts. While generally acceptable, it may be less formal. When writing, be mindful of the effort or resources implied by the phrase and ensure it aligns with the intended meaning. If a more formal tone is needed, consider using alternatives such as "sustain for" or "maintain for".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
sustain for
Emphasizes continuation of something for a certain period, shifting focus from the act of keeping alive to a more general sense of maintaining.
maintain for
Highlights the act of preserving or upholding something for a specified duration, altering the perspective from mere survival to active maintenance.
preserve for
Focuses on preventing something from decaying or being lost for a certain time, changing the emphasis to conservation.
prolong for
Highlights extending the duration of something, moving away from basic sustenance to lengthening the lifespan or activity.
continue to support for
More explicitly states the ongoing assistance needed to "keep alive for", adding detail about the necessary support.
ensure survival for
Directly addresses the act of guaranteeing continued existence for a given period, making the intent more explicit.
help survive for
Specifies the assistance provided to enable something to "keep alive for", adding a component of aid or support.
assist in maintaining for
Focuses on helping to maintain something over a period of time, adding the element of active assistance.
support the continuation of for
Highlights the backing or aid given to ensure something persists for a specified period, making the support role clear.
aid in the preservation of for
Centers on providing assistance to safeguard something for a particular duration, emphasizing the aiding action.
FAQs
How can I use "keep alive for" in a sentence?
You can use "keep alive for" to describe the act of maintaining something in a functioning or existing state for a specific period or purpose. For example, "We need to "keep alive for" the project until funding arrives".
What's a good alternative to "keep alive for"?
Depending on the context, alternatives like "sustain for" or "maintain for" can be suitable replacements for "keep alive for".
When is it appropriate to use "keep alive for" versus simply "maintain"?
"Keep alive for" is best used when emphasizing the effort or resources needed to maintain something. If simple upkeep is implied, "maintain" is more appropriate. For example, "They worked to "keep alive for" the tradition" highlights the effort more than simply "maintain the tradition".
Is "keep alive for" formal or informal?
While generally acceptable, "keep alive for" tends to be less formal. In highly formal writing, consider using more precise or sophisticated alternatives that convey the same meaning with greater nuance.
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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
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested