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
billow
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word "billow" is correct and usable in written English.
It is most often used as a verb or a noun to refer to a large mass of smoke, vapor, or cloud; or to the rolling waves of the sea. Example sentence: Thick white billows of smoke rose from the chimney.
✓ Grammatically correct
News & Media
Encyclopedias
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
The smokestacks of factories billow pollution into the ethereal, magnificently rendered atmosphere – Seurat seems to paint every molecule of oxygen and smoke – but here on the riverside is a moment of timeless summer peace.
News & Media
In some areas, should the winds change and the volcanoes' acidic smoke billow over farmland, acid rain can destroy an entire harvest.
News & Media
For the Paul Ryan effect, buy your trousers in sizes at least five times too big, so that they billow in the wind like MC Hammer's pants.
News & Media
Scottish saltires are almost as hard to find on the islands as the union flag rather it is their own flags, Scandinavian-style crosses on blue and red backgrounds, that billow from trawlers and flagstaffs.
News & Media
Yet you can be sure that Mr Kagame will hold an election whenever the constitution demands it.The winds of democratic change in the Arab world, whose record has hitherto been far worse than Africa's, have begun to billow south.
News & Media
Such improvements have come mainly from taking the billow out of the Rogallo wing, reducing its sweep, increasing its aspect ratio (span divided by width)—and, above all, learning how to control the twist in the wing.
News & Media
The wind of Arab freedom that suddenly began to billow at the beginning of 2011 will gust across the entire Arab world throughout 2012.
News & Media
Todd Moss of the Centre for Global Development, a Washington, DC, think-tank, says that investment funds specialising in Africa grew in the 1990s, when a new wind of change seemed to billow, only to vanish as the world economy lost speed.
News & Media
Scottish saltires the size of bedsheets billow above allotments and from blocks of flats.
News & Media
Thick plumes of smoke billow from the chimneys at the Larr Sugar Mill; one business, at least, is recovering.
News & Media
The chordae tendineae and the papillary muscles from which they arise limit the extent to which the portions of the valves near their free margin can billow toward the atria.
Encyclopedias
Expert writing Tips
Best practice
Use "billow" to vividly describe the movement of large, flowing masses such as smoke, water, or fabric, enhancing the imagery in your writing.
Common error
Avoid using "billow" to describe objects that are stationary or do not exhibit dynamic, flowing movement. It is more appropriate for things that are actively swelling or surging.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The word "billow" functions as both a verb, describing the action of surging or swelling, and a noun, referring to a large wave or mass. Ludwig AI showcases its usage across various contexts, reflecting its versatility in depicting expansive movement.
Frequent in
News & Media
52%
Encyclopedias
11%
Science
9%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "billow" is a versatile term functioning as both a verb and a noun, primarily used to describe the expansive, surging movement of large masses like smoke, water, or fabric. Ludwig AI confirms its correct and frequent usage in written English. It's prevalent in news and media, as well as encyclopedic content, offering a neutral register suitable for diverse writing styles. When using "billow", focus on its dynamic nature and avoid applying it to static objects to maintain accuracy and impact.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
surge
This term is a direct synonym, indicating a powerful forward movement or swelling.
swell
This term describes a gradual increase in size or intensity, similar to how something "billows".
undulate
This term emphasizes the wave-like motion inherent in the concept of "billowing".
balloon
This term focuses on the inflation or expansion aspect of "billowing".
inflate
This term highlights the action of filling something with air or gas, causing it to "billow" outwards.
roll
This term describes a continuous, circular movement, often associated with large masses like clouds or waves.
heave
This term suggests a forceful lifting or swelling movement.
puff out
This phrase implies a sudden expansion or swelling, often due to air or gas.
ripple
This term suggests a slight wave-like disturbance that moves across a surface.
mushroom
This term refers to something expanding or growing quickly in the shape of a mushroom.
FAQs
How can I use "billow" in a sentence?
What can I say instead of "billow"?
Which is correct, "billow" or "bellow"?
"Billow" refers to a swelling or surging movement, while "bellow" means to emit a loud, deep sound. The correct word depends on the intended meaning.
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested