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
he used is
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "he used is" is not correct in English as it contains a grammatical error.
It seems to be an incomplete thought or a mistake in verb tense or structure. Example: "He used is" should be revised to "He used it" or "He used the term."
⚠ May contain grammatical issues
Alternative expressions(4)
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
26 human-written examples
The AR-556 he used is patterned on the ubiquitous AR-15.
News & Media
In some ways, it is because the word he used is so unambiguously offensive.
News & Media
The software he used is called FindFace, and was developed by the Moscow-based company N-Tech.Lab.
News & Media
The exact length of the units (stadia) he used is doubtful, and the accuracy of his result is therefore uncertain.
Encyclopedias
Oesch responded that his team made sure "this was as clean as possible a measurement," and noted that the technique he used is now becoming standard.
News & Media
He was a musician (the qin, or zither, he used is in the show), a better-than-average calligrapher and an avid though not-so-hot painter.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
34 human-written examples
The French word he used was "decomposition".
News & Media
Still, the language he used was instructive.
News & Media
The forms he used were seldom functional.
News & Media
"All the words he used are English.
News & Media
The dining table and desk he used are still there.
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "he used is" as it is grammatically incorrect. Ensure your sentence has a complete verb and clear subject-verb agreement.
Common error
The phrase "he used is" often results from an attempt to combine a past tense action with a present tense state. Correct this by ensuring the verb tense is consistent and complete (e.g., "he used was" or "the tool he used is").
Source & Trust
60%
Authority and reliability
1.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "he used is" functions incorrectly as it lacks grammatical coherence. Ludwig AI notes that the phrase contains a grammatical error, stemming from an incomplete thought or incorrect verb tense. Correct usage requires completing the verb phrase or rephrasing the sentence.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "he used is" is grammatically incorrect and should be avoided in both formal and informal writing. Ludwig AI confirms that this phrase contains grammatical errors related to incomplete thoughts or incorrect verb tenses. To correct it, complete the verb phrase or rephrase the sentence using alternatives like "he used it", "the method he used is", or more formal synonyms such as "he utilized". Always ensure subject-verb agreement and consistent verb tense to maintain clarity and correctness in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
he used was
Changes the verb 'is' to 'was', often used when describing something in the past.
he utilized
Replaces "used" with a more formal synonym, maintaining a similar meaning.
he employed
Similar to 'utilized', 'employed' offers a more formal way to say "used".
the item he used is
Adds 'the item' to provide context and grammatical correctness.
the technique he used is
Specifies 'technique' to give a clear subject to what was used.
the method he used is
Specifies 'method' to give a clear subject to what was used.
the approach he used is
Specifies 'approach' to give a clear subject to what was used.
he used it
Completes the phrase to indicate that something was used.
he made use of
Offers a more descriptive way to say "used".
the tool that he used is
Specifies 'tool' and adds additional structure to what was used.
FAQs
How can I correct the phrase "he used is" in a sentence?
You can correct it by ensuring subject-verb agreement and a complete verb phrase. For example, use "he used it" or "the tool he used is...".
What is a more formal way to say "he used"?
You can use alternatives like "he utilized" or "he employed", depending on the context.
Is "he used was" grammatically correct, and how does it differ from "he used is"?
"He used was" is more correct than "he used is", but still often requires context. Using "the item "he used was"" provides proper context.
What's the difference between "he used" and "he was using"?
"He used" implies a completed action in the past, while "he was using" ("he was using") suggests a continuous action in the past.
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
60%
Authority and reliability
1.5/5
Expert rating
Real-world application tested