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
extremely familiar
Grammar usage guide and real-world examplesUSAGE SUMMARY
"extremely familiar" is a correct and usable phrase in written English.
You can use it to emphasize that something is familiar to a great extent. For example: "I felt extremely familiar with the city after living there for 3 years."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
extremely commonplace
deeply knowledgeable
absolutely familiar
utterly familiar
very familiar
pretty familiar
extremely comfortable
extremely knowledgeable
well-versed
well acquainted
extremely proficient
intimately acquainted
quite familiar
distinctly familiar
knows inside out
awfully familiar
unpleasantly familiar
awfully comfortable
highly familiar
thoroughly conversant
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
TO packagers of mass entertainment, the word extreme is extremely familiar.
News & Media
Information on experts' authority included levels of familiarity with the indicators (extremely familiar, very familiar, somewhat familiar, somewhat unfamiliar, very unfamiliar, extremely unfamiliar) and judgment criteria on these indicators (theory analysis, practical experience, literature review, intuition) [ 56].
Science
They are also extremely familiar.
News & Media
"In some places the food looks extremely familiar, and other places it doesn't," Dr. Nestle said.
News & Media
And it was like touring one's own living room; it was extremely familiar.
News & Media
Second, the Presidential oath, which is specified in Article II of the Constitution, is extremely familiar.
News & Media
To scholars of the history of news media, this is both radically new and extremely familiar.
News & Media
That's how we have gotten Romney and Gingrich, two extremely familiar faces, as frontrunners.
News & Media
"They were extremely familiar with all of the systems of the space station," said Rob Navias, a space center spokesman.
News & Media
"We are extremely familiar with the advisories, and we are confident we will be paid on schedule," Mr. Chatpar said.
News & Media
True, the questions that David Cameron posed yesterday over Syria in the Commons have an extremely familiar feel: Why?
News & Media
Expert writing Tips
Best practice
Use "extremely familiar" when you want to emphasize a high degree of knowledge or experience with something. For instance, "The software developer was "extremely familiar" with multiple programming languages."
Common error
While "extremely familiar" is widely accepted, in very formal writing, consider stronger or more precise alternatives like "thoroughly conversant" or "intimately acquainted" for a more professional tone.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "extremely familiar" primarily functions as an adjectival phrase, modifying a noun or pronoun to describe the extent of someone's knowledge or experience. As Ludwig AI states, it is a correct and usable phrase in written English.
Frequent in
News & Media
71%
Science
20%
Wiki
3%
Less common in
Formal & Business
1%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "extremely familiar" is a grammatically sound and frequently used adjectival phrase to emphasize a strong level of knowledge or experience. Ludwig AI confirms its usability in written English. While versatile, consider the context, as more formal alternatives may be suitable for academic or professional writing. Usage analysis reveals its prevalence in news, media, and scientific contexts. Understanding these nuances enables effective communication across various settings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
knows like the back of one's hand
A common idiom implying intimate and effortless familiarity, usually with a place or process.
knows inside out
An idiomatic expression suggesting complete and comprehensive familiarity.
well acquainted
Suggests a good level of familiarity, but not necessarily expert knowledge.
deeply knowledgeable
Stresses extensive learning and understanding of a particular subject matter.
intimately acquainted
Emphasizes a deep, personal level of familiarity, often suggesting a close relationship or understanding.
well-versed
Similar to "thoroughly conversant", but suggests broader knowledge across a range of topics.
thoroughly conversant
Highlights expertise and command of a subject, implying deep knowledge and skill.
at home with
Implies comfort and ease due to familiarity; often used to describe skills or processes.
au fait
French term meaning familiar or acquainted with, often suggesting knowledge of current trends or etiquette.
proficient
Focuses on skill and competence gained through familiarity and practice.
FAQs
How can I use "extremely familiar" in a sentence?
You can use "extremely familiar" to describe your knowledge or understanding of something. For example, "I am "extremely familiar" with the local regulations" or "She is "extremely familiar" with the company's policies".
What phrases are similar to "extremely familiar"?
Similar phrases include "intimately acquainted", "thoroughly conversant", or "knows like the back of one's hand", depending on the specific nuance you want to convey.
Is "extremely familiar" appropriate for formal writing?
While grammatically correct, "extremely familiar" might be considered less formal than alternatives such as "thoroughly conversant" or "intimately acquainted". Consider your audience and the overall tone of your writing.
What's the difference between "extremely familiar" and "familiar"?
"Extremely familiar" emphasizes a higher degree of knowledge or experience compared to just "familiar". Using "extremely" adds intensity to the level of acquaintance.
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested