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
was built upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "was built upon" is correct and usable in written English.
It can be used to indicate that something is based on or developed from a particular foundation or principle. Example: "The theory was built upon years of research and experimentation."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Academia
Alternative expressions(19)
was based on
was founded on
was predicated on
was created from
was constructed on
was developed from
was derived from
was rooted in
was established on
was constructed upon
was established upon
was developed with
was created using
was constructed with
was superimposed on
was appended to
was drawn up around
was centered on
revolved around
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
53 human-written examples
"2Face" was built upon a clever idea.
News & Media
Ohlin's work was built upon that of Heckscher.
Encyclopedias
Early concept plan for the site, half of which was built upon.
Academia
Nonetheless, the boom was built upon overestimated credit levels and imaginary assets.
News & Media
But neutrality — and the pretext it was built upon — could not survive the end of war.
News & Media
The new model was built upon the Helmholtz analysis of two connected resonators.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
7 human-written examples
The health reforms can be built upon.
News & Media
Conservative morality is built upon all them.
News & Media
Those relationships can be built upon.
News & Media
Firefox is built upon the Mozilla base.
News & Media
It is what our economy is built upon.
News & Media
Expert writing Tips
Best practice
When using "was built upon", ensure the sentence clearly indicates what the foundation or basis is. Avoid ambiguity by specifying the foundational element or principle immediately after the phrase. Example: "The new theory was built upon the findings of previous studies."
Common error
Avoid using "was built upon" without a clear antecedent. Ensure the reader understands what the subject is built upon by providing specific details and avoiding generalizations. A sentence like "Progress was built upon it" lacks clarity without specifying what 'it' refers to.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "was built upon" functions as a passive construction indicating that a subject's development or existence is dependent on a foundation or previous entity. Ludwig AI confirms this usage is grammatically correct and widely applicable across various contexts.
Frequent in
News & Media
32%
Science
27%
Encyclopedias
16%
Less common in
Academia
11%
Wiki
9%
Formal & Business
5%
Ludwig's WRAP-UP
In summary, the phrase "was built upon" is a versatile and grammatically sound expression used to indicate that something is based on a prior foundation or element. As confirmed by Ludwig AI, it's applicable across various contexts, with a particular prevalence in news, scientific, and encyclopedic content. When using the phrase, ensure clarity by specifying the basis of the subject. While highly similar alternatives like "was based on" and "was founded on" exist, "was built upon" suggests a gradual and layered development. Avoiding vagueness and ensuring a clear antecedent are key to effective usage.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
was founded on
Indicates a principle, idea, or fact that serves as the basis for something.
was based on
Suggests a derivation or origin from a particular source or model.
was predicated on
Implies a necessary condition or assumption that something relies upon.
was constructed on
Emphasizes the process of assembling something from constituent parts, highlighting the underlying base.
was erected on
Similar to "constructed on" but often suggests a more formal or monumental establishment.
was developed from
Focuses on the evolutionary aspect of building upon a prior state.
was derived from
Highlights the extraction of something from an original source.
was rooted in
Suggests a deep and fundamental connection to a particular origin or tradition.
was created from
Focuses on the act of making something new by using existing elements.
owes its existence to
Acknowledges a direct dependence on a prior factor or element.
FAQs
How can I use "was built upon" in a sentence?
Use "was built upon" to show that something is based on or developed from something else. For example, "The study "was built upon" previous research."
What can I say instead of "was built upon"?
You can use alternatives like "was based on", "was founded on", or "was predicated on depending on the specific context.
Is it better to use "was based on" or "was built upon"?
Both phrases are correct, but ""was built upon"" suggests a more gradual and layered development, whereas "was based on" simply indicates a foundation.
What is the difference between "was built upon" and "was created from"?
""was built upon"" implies an existing structure that is added to or improved, while "was created from" suggests something entirely new is made using existing materials.
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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
4.5/5
Expert rating
Real-world application tested