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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
not custom to
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "not custom to" is not grammatically correct or commonly used in written English.
Instead, you can use "not accustomed to" or "not used to." Here is an example of a sentence using "not accustomed to:" I recently moved to a new country and I am not accustomed to the local customs. Or, if using "not used to:" I've always lived in the city, so I am not used to the quiet of the countryside.
⚠ May contain grammatical issues
News & Media
Science
Wiki
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
2 human-written examples
"Our experienced civil engineering contractor Synergy Civil Engineering Ltd subcontracted the blasting element to CS Drilling Services Ltd and they have confirmed that it is not custom to notify a local authority when conducting such operations.
News & Media
This seems to reflect that in first social encounters it is not custom to share negative emotions with others (Altman and Taylor 1973).
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
2. The "earmold" are not custom made to fit your ear.
News & Media
Not all their contributions are known, because until the mid- to late 20th century it was not the custom to sign articles.
Encyclopedias
It is not our custom to kill women and children.
News & Media
Judge Mukasey, visibly irritated, said that it was not his custom to deliver lectures when he handed out sentences, but in light of Sister Ping's "lengthy exercise in self-justification" he would make an exception.
News & Media
Her guests have become part of the family, and although it is not their custom to celebrate Christmas, she still gives them a stocking of mostly socks and vests.
News & Media
The university said it "has not been custom" to reappoint its chancellor.
News & Media
However, it is not the custom to offer betel-quid to guests among Hans people in Taiwan, although cigarettes may be offered at these occasions.
Science
Combining top sites for each, they say, should result in a course that is as good as the far more costly approach taken by Coursera, edX and others, albeit a less polished experience, where the pieces are not custom-created to fit together neatly.
News & Media
The approach is quite general and is not custom-tailored to a specific data modality such as transcriptomics data.
Science
Expert writing Tips
Best practice
Avoid using the phrase "not custom to" in formal writing. Instead, opt for grammatically correct alternatives like "not accustomed to" or "not used to".
Common error
Many writers mistakenly use "custom" when they mean "accustomed". Remember that "custom" refers to a tradition or practice, while "accustomed" means being used to something.
Source & Trust
79%
Authority and reliability
2.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "not custom to" functions as an attempt to express unfamiliarity or lack of habit, though it is grammatically incorrect. Ludwig AI indicates it should be replaced with alternatives like "not accustomed to" or "not used to".
Frequent in
News & Media
50%
Science
25%
Wiki
25%
Less common in
Encyclopedias
0%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "not custom to" attempts to convey unfamiliarity or a deviation from typical practice, it is grammatically incorrect. As highlighted by Ludwig AI, the preferred alternatives are "not accustomed to" or "not used to". Although examples can be found across various sources, including news and scientific publications, its incorrect usage makes it unsuitable for formal writing. When aiming for clarity and correctness, it's best to opt for the suggested alternatives.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
not accustomed to
Replaces "custom" with "accustomed", offering a grammatically correct and more common way to express unfamiliarity.
not used to
A more informal and widely accepted alternative that conveys the same meaning of unfamiliarity or lack of habit.
uncommon to
Emphasizes the rarity or infrequency of something, instead of unfamiliarity.
not typical of
Highlights that something deviates from the norm or expected behavior.
atypical for
Focuses on the deviation from the expected standard or representation.
contrary to usual
Highlights a direct opposition to what is generally practiced or accepted.
not in the habit of
Focuses specifically on the absence of a routine or practice.
deviates from the norm
Emphasizes a departure from the standard or expected behavior or practice.
not standard practice for
Highlights that a particular action or behavior is outside of established protocols or conventions.
unconventional for
Focuses on the lack of adherence to established conventions or norms.
FAQs
What's the correct way to say something is not a common practice?
Instead of saying "not custom to", use phrases like "not accustomed to" or "not used to" for grammatical accuracy.
Is "not custom to" grammatically correct?
No, "not custom to" is generally considered grammatically incorrect. It's better to use "not accustomed to" or "not used to".
How can I replace "not custom to" in a sentence?
You can replace "not custom to" with alternatives such as "uncommon to", "not typical of", or "atypical for" depending on the specific context.
What is the difference between "not custom to" and "not accustomed to"?
"Not custom to" is considered grammatically incorrect, while "not accustomed to" is the correct and widely accepted phrase to indicate unfamiliarity with something.
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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
79%
Authority and reliability
2.5/5
Expert rating
Real-world application tested