swell 1 of 3

adjective

Definition of swellnext
1
as in great
of the very best kind what a swell time we had at the country club dance

Synonyms & Similar Words

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Antonyms & Near Antonyms
2
as in happening
being in the latest or current fashion in its heyday as a summer resort, the town was known for its swanky hotels and swell restaurants

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Antonyms & Near Antonyms

swell

2 of 3

verb

ˈswel How to pronounce swell (audio)
1
as in to increase
to become greater in extent, volume, amount, or number the club membership has really swelled in recent months

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Antonyms & Near Antonyms
2
as in to expand
to make greater in size, amount, or number more layoffs will swell the ranks of the unemployed to unprecedented levels

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3
as in to protrude
to extend outward beyond a usual point at that point the Congo River swells and forms Malebo Pool

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Antonyms & Near Antonyms

swell

3 of 3

noun

1
as in projection
a part that sticks out from the general mass of something the graceful swell of the bottle was meant to be evocative of the female figure

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Antonyms & Near Antonyms
2
as in wave
a moving ridge on the surface of water huge swells overwhelmed the tiny craft

Synonyms & Similar Words

Synonym Chooser

How does the verb swell differ from other similar words?

Some common synonyms of swell are amplify, dilate, distend, expand, and inflate. While all these words mean "to increase in size or volume," swell implies gradual expansion beyond a thing's original or normal limits.

the bureaucracy swelled to unmanageable proportions

In what contexts can amplify take the place of swell?

The synonyms amplify and swell are sometimes interchangeable, but amplify implies the extension or enlargement of something inadequate.

amplify the statement with details

When might dilate be a better fit than swell?

While the synonyms dilate and swell are close in meaning, dilate applies especially to expansion of circumference.

dilated pupils

When could distend be used to replace swell?

The words distend and swell are synonyms, but do differ in nuance. Specifically, distend implies outward extension caused by pressure from within.

a distended abdomen

When would expand be a good substitute for swell?

Although the words expand and swell have much in common, expand may apply regardless of the manner of increase (such as growth, unfolding, addition of parts).

a business that expands every year

When is it sensible to use inflate instead of swell?

While in some cases nearly identical to swell, inflate implies expanding by introduction of air or something insubstantial and suggests a vulnerability to sudden collapse.

an inflated ego

How does the verb swell differ from other similar words?

Some common synonyms of swell are amplify, dilate, distend, expand, and inflate. While all these words mean "to increase in size or volume," swell implies gradual expansion beyond a thing's original or normal limits.

the bureaucracy swelled to unmanageable proportions

In what contexts can amplify take the place of swell?

The synonyms amplify and swell are sometimes interchangeable, but amplify implies the extension or enlargement of something inadequate.

amplify the statement with details

When might dilate be a better fit than swell?

While the synonyms dilate and swell are close in meaning, dilate applies especially to expansion of circumference.

dilated pupils

When could distend be used to replace swell?

The words distend and swell are synonyms, but do differ in nuance. Specifically, distend implies outward extension caused by pressure from within.

a distended abdomen

When would expand be a good substitute for swell?

Although the words expand and swell have much in common, expand may apply regardless of the manner of increase (such as growth, unfolding, addition of parts).

a business that expands every year

When is it sensible to use inflate instead of swell?

While in some cases nearly identical to swell, inflate implies expanding by introduction of air or something insubstantial and suggests a vulnerability to sudden collapse.

an inflated ego

How does the verb swell differ from other similar words?

Some common synonyms of swell are amplify, dilate, distend, expand, and inflate. While all these words mean "to increase in size or volume," swell implies gradual expansion beyond a thing's original or normal limits.

the bureaucracy swelled to unmanageable proportions

In what contexts can amplify take the place of swell?

The synonyms amplify and swell are sometimes interchangeable, but amplify implies the extension or enlargement of something inadequate.

amplify the statement with details

When might dilate be a better fit than swell?

While the synonyms dilate and swell are close in meaning, dilate applies especially to expansion of circumference.

dilated pupils

When could distend be used to replace swell?

The words distend and swell are synonyms, but do differ in nuance. Specifically, distend implies outward extension caused by pressure from within.

a distended abdomen

When would expand be a good substitute for swell?

Although the words expand and swell have much in common, expand may apply regardless of the manner of increase (such as growth, unfolding, addition of parts).

a business that expands every year

When is it sensible to use inflate instead of swell?

While in some cases nearly identical to swell, inflate implies expanding by introduction of air or something insubstantial and suggests a vulnerability to sudden collapse.

an inflated ego

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of swell
Adjective
And then there’s Lousy Louie, a basically swell kid, trying to stick to the straight and narrow during his first year of parole. —Laird Borrelli-Persson, Vogue, 21 Dec. 2025 Cowboys pass at will on Panthers’ defense While the Carolina defense continued to do a swell job against the run for a second consecutive weekend, the coverage unit left a lot to be desired against Prescott and the Cowboys’ aerial attack. —Charlotte Observer, 12 Oct. 2025
Verb
Nelson believes his brother could not speak clearly because the toothache had developed into an abscess and his jaw had swollen. —Armando Garcia, ABC News, 30 Mar. 2026 Duke started the game shooting 15-for-26 from the field and doubled-up the Huskies on the glass, 22-11, as its lead swelled to 19 for the first time with five minutes left in the first half. —Joe Arruda, Hartford Courant, 30 Mar. 2026
Noun
When combined with mega high tides and big swells, waves may batter beaches, causing severe erosion. —Laylan Connelly, Oc Register, 27 Mar. 2026 But rather than big Hawaiian swells, these waves were the crashing sounds of social media users poking fun at the look of the upcoming Disney film. —Angelique Jackson, Variety, 26 Mar. 2026 See All Example Sentences for swell
Recent Examples of Synonyms for swell
  1. great
  2. happening
  3. increase
  4. expand
  5. protrude
  6. projection
  7. wave
  8. excellent
Adjective
  • But simply naming the great fear and sharing it with the millions of watchers in living rooms and hotels and airport lobbies was a trial almost too painful to contemplate.
    — Vinson Cunningham, New Yorker, 1 Apr. 2026
  • No substitutions for prize except by Sponsor, in which case a prize of equal or greater value will be substituted.
    — Condé Nast, Condé Nast Traveler, 1 Apr. 2026
Definition of great
Adjective
  • The ship is thoughtfully designed to allow for ample space so guests do not feel overcrowded, even in the most happening spots.
    — Susan Barnes, Southern Living, 10 Dec. 2025
  • While the overarching trend for fall is still lowest maintenance possible, there's a bit more happening than your typical sunny blondes and balayage brunettes.
    — Bella Cacciatore, Glamour, 2 Sep. 2020
Definition of happening
Verb
  • Farmers had hoped to compensate for last year's losses, when farm bankruptcies increased for the second year in a row.
    — Lana Zak, CBS News, 29 Mar. 2026
  • The goal is to complete the project ahead of the FIFA World Cup, when traffic and pedestrian activity are expected to increase downtown.
    — Tiffani Jackson, Fort Worth Star-Telegram, 29 Mar. 2026
Definition of increase
Verb
  • With the 2026 midterms approaching, sustained voter unease could reshape the broader electoral map and complicate Republican efforts to hold or expand their congressional margins.
    — Adeola Adeosun, MSNBC Newsweek, 31 Mar. 2026
  • But the department is looking to expand its authority.
    — ABC News, ABC News, 31 Mar. 2026
Definition of expand
Verb
  • In the video, large swaths of brown earth can be seen protruding patches of mountain snow.
    — Sacbee.com, Sacbee.com, 20 Mar. 2026
  • Or if a finger was so sliced open that the bone protruded.
    — Kansas City Star, Kansas City Star, 15 Mar. 2026
Definition of protrude
Noun
  • The raw materials out there that can run this type of projection are hard to find, which added to the $120,000 and counting Roberts spent on bringing this to his theater, including a $100,000 loan in August.
    — Joseph Hernandez March 28, Kansas City Star, 28 Mar. 2026
  • However, current projections suggest that level could be approached, or even challenged again, by late summer if dry conditions persist.
    — Daniel Manzo, ABC News, 28 Mar. 2026
Definition of projection
Noun
  • When the jet is streaming rapidly, planetary waves ripple along quickly in the atmosphere, bringing fronts with more frequent changes in the weather, Rutz said.
    — Dinah Voyles Pulver, USA Today, 31 Mar. 2026
  • On the Island of the Gods, fresh ideas arrive like waves, creating a glorious cocktail of cultures and influences.
    — Condé Nast, Condé Nast Traveler, 31 Mar. 2026
Definition of wave
Adjective
  • The Horned Frogs had a mix of air raid and veer-and-shoot principles under Briles, but are expected to move more to a pro-style scheme under Sammis, who had excellent success with that style of offense at UConn.
    — Steven Johnson, Fort Worth Star-Telegram, 26 Mar. 2026
  • In the pre-show rooms, both real-life actors seen were excellent at interacting with real-life visitors and prerecorded monotone movie stars.
    — Dewayne Bevil, The Orlando Sentinel, 26 Mar. 2026
Definition of excellent

Browse Nearby Words

sweet tooth
swell
swelled
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Cite this Entry

“Swell.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/swell. Accessed 2 Apr. 2026.

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More from Merriam-Webster on swell

Nglish: Translation of swell for Spanish Speakers

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