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
firstly and secondly
Grammar usage guide and real-world examplesUSAGE SUMMARY
'firstly and secondly' is a correct and usable phrase in written English.
It is typically used to introduce two points in an argument, discussion, or presentation. For example, "Firstly, we must address the issue of rising emissions. Secondly, we must consider the economic implications of implementing new regulations."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(2)
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
4 human-written examples
'I just got bored of saying the same thing.'" Ronald Staveley Payne, writer: born Ripon, Yorkshire 6 February 1926; married firstly and secondly, 1975 Celia Haddon; died Witney, Oxfordshire 27 May 2013.
News & Media
Dorian Paskowitz, physician and surfer: born Galveston, Texas 3 March , 1921 married firstly and secondly (three daughters), 1959 Juliette Paéz (one daughter, eight sons); died Newport Beach, California 10 November 2014.
News & Media
Tom Vallance David Brown, producer and journalist: born: Manhattan, New York 28 July 1916; married firstly and secondly (marriages dissolved, one son, one daughter); 1959 Helen Gurley; died Manhattan 1 February 2010.
News & Media
All other evaluations are shown in Table 3.> -wrap-foot> meanan; SD standard deviation This study had three aims: firstly and secondly, HR crises in German hospitals and their causes were identified in an explorative way.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
Irving described the verdict as "firstly, indescribable, and secondly, perverse".
News & Media
Given how long it's taken me to get a job that I can firstly do and secondly enjoy, I figured I'd take the latter choice.
News & Media
Quitting your day job to become a full-time entrepreneur is one of the bravest things you'll ever do and if that's what you've done, firstly: bravo, and secondly, you'll know what I'm talking about below.
News & Media
"The running of the squad and performing well in competitions doesn't come easy, but the squad really put in the hours both in and out of the gym to make sure we are able to firstly, compete, and secondly, to the best of our ability".
News & Media
"The issue for you to decide is whether you are sure that firstly, Delroy Facey, and secondly Moses Swaibu, was a part of that agreement.
News & Media
The most poignant was a conversation with the school principal, a man well-versed in a two-pronged curriculum of firstly Arhuac and secondly Western traditions.
News & Media
"And therefore, in those circumstances, given that he was a partner of Duff & Phelps, I'm surprised that that involvement wasn't firstly disclosed, and secondly doesn't give rise to the sort of conflict of interest that I would have expected to have precluded Duff & Phelps from accepting the appointment as administrators".
News & Media
Expert writing Tips
Best practice
Use "firstly and secondly" to clearly delineate two key points, especially in formal writing or presentations, ensuring each point is distinctly addressed and supported.
Common error
Avoid overuse; if you have more than two points, consider using "first", "second", "third", etc., or rephrasing to avoid a repetitive structure. For a longer list, bullet points might be preferable.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "firstly and secondly" functions as an enumerative conjunction, used to sequentially introduce two distinct points or arguments. As noted by Ludwig AI, it is used in written English to introduce a sequence of ideas.
Frequent in
Science
33%
News & Media
33%
Formal & Business
33%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "firstly and secondly" is a grammatically sound construction used to introduce two sequential points, as confirmed by Ludwig AI. Although correct, it leans towards a slightly more formal register. While examples are relatively uncommon, they span across various contexts including science, news, and business communication. For alternative phrasing, consider "first and second" for a simpler approach. It's important to avoid overusing this structure and to opt for other enumeration methods when presenting more than two points. Prominent sources that use this phrase include the Independent, The Guardian and BBC.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
First and second
Simplified version, omitting "-ly" from both adverbs for a slightly less formal tone.
Firstly, and in the second place
Replaces "secondly" with a more verbose but similar expression.
First and furthermore
Combines the initial point with an additional, more emphatic continuation.
Initially and subsequently
Emphasizes a chronological sequence, highlighting the order of events.
Principally and secondarily
Highlights primary and secondary aspects or considerations.
To begin with, and next
Uses a more conversational style to introduce the initial point and its successor.
In the first place, and also
Highlights the primary importance of the first point and adds a secondary consideration.
At the outset, and then
Focuses on the start and continuation of a process or argument.
To start with, and in addition
Introduces a starting point and supplements it with additional information.
First off, and then
Uses a less formal, more direct approach to introduce a sequence.
FAQs
How can I use "firstly and secondly" in a sentence?
Use "firstly and secondly" to introduce two distinct points in a sequence. For example, "Firstly, we need to secure funding, and secondly, we must assemble a skilled team."
What are some alternatives to using "firstly and secondly"?
Alternatives include "first and second", "to begin with, and next", or "initially and subsequently". Consider using simpler options like "first and foremost" depending on context.
Is it grammatically correct to use "firstly and secondly"?
Yes, "firstly and secondly" is grammatically correct, although some consider "first and second" to be more modern and equally acceptable.
What is the difference between "firstly and secondly" and "first and second"?
While both are acceptable, "firstly and secondly" may be perceived as slightly more formal or old-fashioned compared to the simpler "first and second".
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