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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
had kept
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "had kept" is a grammatically correct and commonly used phrase in written English.
It is the past perfect tense of the verb "keep," indicating an action that was completed in the past before another specified past event. Some examples of using "had kept" in a sentence are: - I had kept the receipt, so I was able to return the product. - They had kept their relationship a secret for years before finally announcing their engagement. - The students had kept their promise to study hard and all received good grades. - She had kept the tradition of making homemade cookies every Christmas. - The company had kept its promise to reduce its carbon footprint by 50%.
✓ Grammatically correct
News & Media
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
59 human-written examples
He had kept order.
News & Media
No emergency had kept me.
News & Media
Nightmares had kept him awake.
News & Media
I had kept a journal.
News & Media
Instead, he had kept quiet.
News & Media
His father had kept doves.
News & Media
Each man had kept an account.
News & Media
The rain had kept them away.
News & Media
That had kept him up at night.
News & Media
Leon had kept himself fit in prison.
News & Media
Wilfredo had kept him off the streets.
News & Media
Expert writing Tips
Best practice
When using "had kept", ensure the sequence of past events is clear. Use it to describe an action completed before another action in the past. For example, "She had kept the letter safe before she decided to read it."
Common error
Avoid using "had kept" when a simple past tense ("kept") is sufficient. "Had kept" is appropriate only when describing an action completed before another past action. Using it otherwise can make your writing sound awkward or unnecessarily complex.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "had kept" functions as the past perfect tense of the verb "keep". It describes an action that was completed before another action in the past. Ludwig AI confirms this is grammatically correct and commonly used.
Frequent in
News & Media
98%
Encyclopedias
2%
Science
0%
Less common in
Formal & Business
0%
Academia
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "had kept" is a versatile phrase functioning as the past perfect tense of "keep", signaling an action completed before another in the past. Ludwig AI confirms its grammatical correctness and common usage. Predominantly found in News & Media, its neutral register makes it suitable for various writing styles. Remember to use "had kept" to clearly establish a sequence of events and avoid using it when a simple past tense would suffice. Consider alternatives like "had retained" or "had maintained" for subtle shifts in meaning.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
had retained
Emphasizes the act of continuing to possess something.
had maintained
Highlights the effort involved in preserving a certain state or condition.
had preserved
Suggests protecting something from decay or harm.
had conserved
Implies careful management and avoidance of waste.
had held onto
Conveys a sense of determination or reluctance to let go.
had guarded
Focuses on protecting something against unwanted access or loss.
had secured
Highlights the action of ensuring something is safe and protected.
had controlled
Suggests managing or regulating something to keep it within certain limits.
had stockpiled
Implies accumulating a large quantity of something for future use.
had sustained
Indicates the ability to continue or prolong something.
FAQs
How is "had kept" used in a sentence?
The phrase "had kept" indicates an action completed in the past before another action also in the past. For example, "He "had kept the secret" until she asked him directly".
What are some alternatives to "had kept"?
Depending on the context, you could use phrases like "had retained", "had maintained", or "had preserved" to convey similar meanings.
What's the difference between "had kept" and "kept"?
"Had kept" is past perfect, indicating an action completed before another past action. "Kept" is simple past, describing a single action in the past. For example, "She "had kept the book" before returning it" versus "She "kept the book" for a week".
When is it appropriate to use "had kept" instead of "was keeping"?
"Had kept" describes a completed action before another point in the past, while "was keeping" describes an ongoing action in the past. Consider, "She "had kept the food warm" before the guests arrived" versus "She "was keeping the food warm" all afternoon".
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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
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested