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
formal letter
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "formal letter" is correct and commonly used in written English.
It refers to a letter that follows a specific format and tone, usually used for business or official purposes. It is typically more structured and polite than a casual or informal letter. Example: Please send a formal letter to the company's CEO regarding the new project proposal.
✓ Grammatically correct
Wiki
News & Media
Science
Alternative expressions(20)
formal correspondence
official correspondence
official communication
letter of intent
formal assessment
formal wear
formal education
formal voice
formal dress
formal hypothesis
Because of my economic hardship
written request
formal application
formal submission
official order
relevant letter
formal request letter
official request
formal service
formal inquiry
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
59 human-written examples
As this is a formal letter, you should address the recipient formally.
Wiki
It used to be a formal letter.
News & Media
Regulators sent a formal letter seeking the audit on Tuesday.
News & Media
A formal letter from the Ministry of Culture followed.
News & Media
We have sent a formal letter by FedEx.
News & Media
So the state sent a formal letter requesting E.P.A. involvement.
News & Media
On Aug. 1, it came back with a formal letter and a $30 offer.
News & Media
Mr. Turan said he had still not submitted a formal letter of resignation.
News & Media
Otherwise, the committee can expect a formal letter asking it to cease and desist.
News & Media
This culminated in a formal letter from the committee last November.
News & Media
A formal letter of complaint has been sent to the Grampian chief constable, Colin McKerracher.
News & Media
Expert writing Tips
Best practice
Ensure your "formal letter" adheres to a consistent style and tone, avoiding colloquialisms or overly casual language.
Common error
Don't use contractions (e.g., 'can't', 'won't') or slang in a "formal letter". Maintain a professional and respectful tone throughout.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "formal letter" functions as a noun phrase, typically serving as the subject or object of a sentence. Ludwig AI explains that this term refers to a specific type of written communication adhering to established conventions.
Frequent in
News & Media
29%
Wiki
23%
Science
21%
Less common in
Formal & Business
12%
Academia
8%
Encyclopedias
7%
Ludwig's WRAP-UP
The phrase "formal letter" is a common and grammatically correct term used to describe a written communication that adheres to specific conventions of formality and professionalism. As Ludwig AI confirms, it’s used across diverse contexts including news, science, and general reference. When writing a "formal letter", remember to maintain a professional tone, use proper salutations and closings, and avoid informal language. Related phrases include "official correspondence" and "business letter". Understanding the nuances of when and how to use a "formal letter" can significantly enhance the clarity and impact of your communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
formal correspondence
Replaces 'letter' with a more general term for written communication, maintains formality.
official correspondence
Emphasizes the official nature of the written communication.
business letter
Specifically relates to letters written in a business context.
official communication
Broader term referring to any official means of conveying information.
letter of record
Highlights the importance of the letter as a documented statement.
official memorandum
A formal communication, usually within an organization, with a focus on record-keeping.
letter of intent
A specific type of formal letter that outlines an agreement.
structured letter
Focuses on the structure and organization of the letter.
written notice
Focuses on the act of providing written notification.
diplomatic note
Refers to a formal letter between diplomatic entities.
FAQs
What are the key elements of a "formal letter"?
A "formal letter" typically includes a sender's address, date, recipient's address, salutation, body paragraphs, a formal closing, and a signature. It should be well-structured and professional in tone.
When is it appropriate to use a "formal letter" instead of an email?
A "formal letter" is often preferred for official communications, legal notices, job applications, or when a physical document is required. While email is convenient, a "formal letter" carries more weight in certain situations.
What can I say instead of 'Dear Sir or Madam' in a "formal letter" if I don't know the recipient's name?
If you don't know the recipient's name, you can use alternatives like 'To Whom It May Concern' or 'Dear Hiring Manager' (if it's a job application), but try to research the name of the person you're writing to beforehand. Using "To Whom It May Concern" is better than leaving it blank.
How do I maintain a professional tone in a "formal letter"?
Use clear and concise language, avoid slang or colloquialisms, and proofread carefully for errors. Address the recipient respectfully and maintain a polite and courteous tone throughout the letter.
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
4.5/5
Expert rating
Real-world application tested