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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
was not
Grammar usage guide and real-world examplesUSAGE SUMMARY
"was not" is a correct and usable part of a sentence in written English.
It is the past tense of the verb "to be" (i.e. "was" and "were"). Example: I was not happy when he said that.
✓ 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
60 human-written examples
"It was not random".
News & Media
Cobb was not baseball.
News & Media
This was not uncommon.
News & Media
"I was not inspired".
News & Media
Dickinson was not finished.
News & Media
All was not well.
News & Media
That was not easy.
News & Media
Simmons was not joking.
News & Media
He was not dismayed.
News & Media
Manning was not.
News & Media
(Auburn was not implicated).
News & Media
Expert writing Tips
Best practice
Use "was not" to clearly negate a statement or action in the past tense. Ensure the subject and verb agree in number (singular subject with "was not").
Common error
Avoid using "was not" with plural subjects. The correct form for plural subjects is "were not". For example, instead of "They was not happy", use "They were not happy".
Source & Trust
93%
Authority and reliability
4.8/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "was not" is to negate a statement or assertion in the past tense. As Ludwig AI indicates, this is a correct and usable construction. Examples show it describing states, actions, or conditions that did not occur or were not true in the past.
Frequent in
News & Media
100%
Less common in
Science
0%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "was not" is a grammatically correct and very common phrase used to negate a statement or condition in the past tense. As Ludwig AI confirms, it’s a standard construction in English. Predominantly found in news and media, it maintains a neutral register suitable for various contexts. While "wasn't" serves as a more informal alternative, using "was not" ensures clarity and formality in writing. Remember to maintain subject-verb agreement (singular subject) when using "was not", and explore options like "did not exist" or "proved not to be" for semantic variety.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
wasn't
A contraction of "was not", offering a more informal and concise option.
was definitely not
Adds emphasis to the negation, indicating a strong denial or rejection.
did not exist
Emphasizes the absence or non-existence of something in the past.
failed to be
Highlights a failure to achieve a certain state or condition.
there wasn't
Indicates the absence of something in a particular place or situation.
proved not to be
Indicates that something was initially believed to be true, but later shown to be false.
turned out not to be
Suggests a discovery or realization that something is different from what was expected.
could not be
Indicates impossibility or inability in the past.
it hadn't been
Implies that something had not occurred or existed up to a certain point in the past.
it wasn't the case that
Offers a more formal and explicit way to express that something was not true.
FAQs
How can I use "was not" in a sentence?
Use "was not" to negate a statement about a singular subject in the past. For instance, "He was not invited" or "The movie was not interesting".
What is the difference between "was not" and "were not"?
"Was not" is used with singular nouns and pronouns (e.g., I, he, she, it), while "were not" is used with plural nouns and pronouns (e.g., we, you, they). For example, "I was not there", but "They were not there".
Is it better to use "was not" or "wasn't" in formal writing?
In formal writing, it is generally preferred to use the full form "was not" instead of the contraction "wasn't". The contraction is more suitable for informal contexts.
What are some alternatives to "was not"?
Depending on the context, you can use alternatives like "did not exist" or "proved not to be". Also, use wasn't in informal context.
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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
93%
Authority and reliability
4.8/5
Expert rating
Real-world application tested