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
that was unforeseen
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that was unforeseen" is correct and usable in written English.
You can use it to describe an event or situation that was not anticipated or expected. Example: "The sudden change in weather conditions was unforeseen, catching everyone off guard."
✓ 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
4 human-written examples
"We didn't experience anything that was unforeseen," Lieutenant Stansbury said.
News & Media
This was not a catastrophe that was unforeseen.
News & Media
This is partly a consequence of a regional slowdown in trade that was unforeseen when the crisis broke.
News & Media
"It was caused by an event that was unforeseen by anyone, because if anybody foresaw it, you would never have insured it, we would never have originated the loan.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
And there are other, more serious costs that were unforeseen by the dominant factions in the Administration (although there were plenty of people who did foresee them).
News & Media
"When you have a transition from one system to the other, you open space for criminals, you open space also for other problems that were unforeseen".
News & Media
They want to deal with challenges now and challenges that are coming – that may be weather, climate change, economic growth – but also to be able to deal with stresses and shocks that are unforeseen.
News & Media
The events can also bring to light unique issues that were unforeseen during disaster planning, such as the need to alter tsunami warnings in Japan to be more assertive and direct following the Great East Japan Earthquake (Arai 2013).
If we try to author major changes in humans, more problems that are unforeseen will be inevitably created.
News & Media
I had grown in ways that were unforeseen and he was stuck in a standstill in our small town of Arkansas.
News & Media
If the history of the minimum wage in this country is any guide, such bold experimentation, where possible, can lead to change that is unforeseen, unpredictable, and uncontrollable.
News & Media
Expert writing Tips
Best practice
Use "that was unforeseen" to describe situations or outcomes that genuinely could not have been predicted based on the available information. This adds credibility to your statement.
Common error
Avoid using "that was unforeseen" to describe events that could have been reasonably anticipated with proper planning or foresight. This can undermine your argument and suggest a lack of due diligence.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that was unforeseen" functions as a relative clause, often used to provide additional information or explanation about a preceding noun or situation. As Ludwig AI indicates, it's a grammatically sound way to describe an unanticipated event.
Frequent in
News & Media
50%
Science
40%
Formal & Business
10%
Less common in
Wiki
0%
Social Media
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "that was unforeseen" is a grammatically correct and relatively uncommon expression used to describe events or situations that were not anticipated. Ludwig AI confirms its validity and usability in written English. Analysis of usage patterns reveals that it's most frequently found in news and media and scientific contexts, suggesting a neutral to professional register. While alternatives like "that was unexpected" or "that was unanticipated" exist, "that was unforeseen" carries a specific connotation of impossibility to predict. When using this phrase, ensure the context genuinely involves unpredictability, as misusing it can undermine the credibility of your statement.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that was unexpected
Replaces "unforeseen" with "unexpected", implying a lack of anticipation.
that was unanticipated
Substitutes "unforeseen" with "unanticipated", focusing on the lack of prior action.
that was unpredicted
Replaces "unforeseen" with "unpredicted", emphasizing the failure to forecast.
that was unplanned
Substitutes "unforeseen" with "unplanned", highlighting the absence of intention.
that was accidental
Replaces "unforeseen" with "accidental", suggesting the event occurred by chance.
that was inadvertent
Substitutes "unforeseen" with "inadvertent", suggesting the event was not deliberate.
that was a surprise
Replaces the entire phrase with a more direct statement of unexpectedness.
that took us by surprise
Emphasizes the element of surprise and the lack of readiness.
that came as a shock
Highlights the intensity of the unexpected event.
that was out of the blue
Suggests the event was sudden and without warning.
FAQs
What does "that was unforeseen" mean?
The phrase "that was unforeseen" describes something that happened which wasn't anticipated or predicted. It suggests the event was unexpected and not taken into account beforehand.
How can I use "that was unforeseen" in a sentence?
You can use "that was unforeseen" to explain why something happened in a certain way, especially when plans went awry: "The budget overruns were due to a factor "that was unforeseen"."
What are some alternatives to "that was unforeseen"?
Alternatives include phrases like "that was unexpected", "that was unanticipated", or simply "that was unpredicted". The best choice depends on the specific nuance you want to convey.
Is it more formal to say "that was unforeseen" or "that was unexpected"?
While both are acceptable, "that was unforeseen" can be perceived as slightly more formal than "that was unexpected". "Unforeseen" carries a stronger connotation of being impossible to anticipate.
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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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested