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
are subject for
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "are subject for" is not correct in standard written English.
The correct expression is "are subject to," which indicates that something is influenced or affected by a condition or rule. Example: "All proposals are subject to approval by the committee."
⚠ May contain grammatical issues
Science
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
8 human-written examples
These aspects are subject for further pre-clinical studies in this animal model.
Science
When buildings are subject for refurbishment, it is very important to add the optimal strategy at that very moment.
Science
These are subject for future work.
As an AAALAC (http://www.aaalac.org) accredited laboratory, all activities in the unit are subject for evaluation by an IACUC.
Science
Second, because survey data is self-reported, they are subject for recall bias and over- and/or under estimating.
According to the College of American Pathologists/American Society of Clinical Oncology guidelines equivocal HER2/neu score 2+ cases are subject for further testing, usually by fluorescence in situ hybridization (FISH) investigations.
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
Those are subjects for another day.
News & Media
Clementine, Paul Bunyon and Johnny Appleseed are subjects for the first three shows.
News & Media
Thus, most gastric cancer patients are subjects for systemic chemotherapy.
Science
be subject for the same offense to be twice put in jeopardy of life or limb...
Academia
But this is subject for another research.
Expert writing Tips
Best practice
Always use "are subject to" instead of "are subject for" to ensure grammatical correctness. This ensures your writing is clear and professional.
Common error
Avoid using "for" after "subject". The correct preposition is "to". Using "for" can make your writing sound unprofessional and confuse your readers.
Source & Trust
81%
Authority and reliability
2.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are subject for" is an incorrect prepositional phrase. The correct form is "are subject to". The phrase attempts to indicate that something is conditional or influenced by something else, but it fails to do so grammatically.
Frequent in
Science
50%
News & Media
33%
Academia
17%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "are subject for" is grammatically incorrect. The correct phrase is "are subject to". While some instances appear across diverse sources, including Science, News & Media, and Academia, as indicated by Ludwig, it's crucial to recognize the grammatical error. As Ludwig AI underscores, the appropriate substitute is "are subject to", which accurately conveys conditionality or influence. Therefore, always opt for the grammatically sound alternative to maintain clarity and professionalism in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
are subject to
Replaces the incorrect preposition "for" with the correct preposition "to", indicating conditionality or influence.
are liable to
Suggests a potential negative consequence or obligation, differing from a general condition.
are prone to
Emphasizes a tendency or susceptibility to something, highlighting a vulnerability.
are open to
Indicates receptiveness or possibility, implying a lack of restriction or predisposition.
are eligible for
Specifies that something meets the requirements for a particular benefit or treatment.
are candidates for
Highlights that something is being considered or evaluated for a specific purpose.
are up for
An informal way of saying something is available or being considered.
are in line for
Indicates a likely progression or expectation of receiving something.
are under consideration for
Emphasizes that something is currently being reviewed or assessed.
are being evaluated for
Highlights the ongoing assessment process to determine suitability or value.
FAQs
What is the correct way to use "subject" in a sentence?
The correct way to use "subject" in this context is with the preposition "to", as in "are subject to". For example, "All prices "are subject to" change" is correct.
What can I say instead of "are subject for"?
Instead of "are subject for", use ""are subject to"", "are liable to", or "are prone to" depending on the intended meaning.
Which is correct, "are subject for" or "are subject to"?
"Are subject to" is the correct phrase. "Are subject for" is grammatically incorrect and should be avoided.
In what contexts is it appropriate to use "are subject to"?
"Are subject to" is appropriate when indicating that something is conditional, influenced by something else, or vulnerable to a specific outcome. For example, "The results "are subject to" revision".
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
81%
Authority and reliability
2.5/5
Expert rating
Real-world application tested