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
had collapsed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "had collapsed" is correct and usable in written English.
It can be used to describe an event that occurred in the past, indicating that something has fallen down or failed completely before another past event. Example: "By the time the rescue team arrived, the building had collapsed, leaving behind a scene of devastation."
✓ Grammatically correct
News & Media
Academia
Encyclopedias
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
60 human-written examples
Bear Stearns had collapsed.
News & Media
By 5pm it had collapsed.
News & Media
His teams had collapsed before.
News & Media
The south tower had collapsed.
News & Media
Ancient stone walls had collapsed.
News & Media
The medical system had collapsed.
News & Media
The roof had collapsed.
News & Media
Investments had collapsed.
News & Media
Time had collapsed.
News & Media
My morale had collapsed.
News & Media
Six banks had collapsed in five years.
News & Media
Expert writing Tips
Best practice
Use "had collapsed" to clearly indicate that an event occurred before another event in the past. For example, "The bridge "had collapsed" before the rescue team arrived."
Common error
Avoid using "had collapsed" when a simple past tense ("collapsed") is sufficient to convey the meaning. The past perfect tense is necessary only when indicating an action completed before another action in the past.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "had collapsed" functions as a verb phrase in the past perfect tense. It describes an action (collapsing) that was completed before another action or point in time in the past. Ludwig provides numerous examples demonstrating its use across various contexts.
Frequent in
News & Media
66%
Academia
15%
Encyclopedias
2%
Less common in
Wiki
1%
Formal & Business
0%
Science
0%
Ludwig's WRAP-UP
In summary, "had collapsed" is a grammatically sound and frequently used past perfect verb phrase that describes a state of failure or disintegration prior to a specific time in the past. As Ludwig AI confirms, its use is correct in written English. The phrase is versatile, appearing in diverse contexts ranging from news reports to academic writing, and is generally considered to be of a neutral register. When using "had collapsed", ensure the past perfect tense is appropriate for indicating an event completed before another past event. Alternatives like ""had fallen apart"" or ""had crumbled"" can be used to fine-tune the meaning.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
had fallen apart
Implies a breakdown into pieces or components.
had crumbled
Suggests a gradual disintegration or decay.
had disintegrated
Indicates a complete loss of structure or cohesion.
had failed
Focuses on the lack of success or desired outcome.
had broken down
Highlights a mechanical or systemic malfunction.
had given way
Emphasizes a sudden yielding or surrender.
had caved in
Implies inward collapse or submission.
had imploded
Suggests a violent inward collapse.
had been ruined
Emphasizes the destructive result.
had been destroyed
Focuses on complete annihilation or devastation.
FAQs
How is "had collapsed" used in a sentence?
The phrase "had collapsed" indicates that something fell down or failed completely before a specified time in the past. For instance, "The old building "had collapsed" before the new one was built."
What are some alternatives to "had collapsed"?
Alternatives include "had fallen apart", "had crumbled", or "had disintegrated", depending on the context and the nature of the collapse.
When should I use "had collapsed" instead of "collapsed"?
Use "had collapsed" (past perfect) when you need to show that the collapse happened before another event in the past. If you're simply stating that something collapsed, use "collapsed" (simple past). Example: "The roof collapsed" vs. "The roof "had collapsed" before the fire started."
Is "had collapsed" formal or informal?
The phrase "had collapsed" is suitable for both formal and informal writing. Its appropriateness depends more on the surrounding context than the phrase itself.
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
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested