EXPAND Synonyms: 123 Similar and Opposite Words

Q: How does the verb 'expand' differ from other similar words?

Some common synonyms of expand are amplify , dilate , distend , inflate , and swell . While all these words mean "to increase in size or volume," expand may apply regardless of the manner of increase (such as growth, unfolding, addition of parts). // a business that expands every year

Q: When can 'amplify' be used instead of 'expand'?

The meanings of amplify and expand largely overlap; however, amplify implies the extension or enlargement of something inadequate. // amplify the statement with details

Q: When might 'dilate' be a better fit than 'expand'?

Although the words dilate and expand have much in common, dilate applies especially to expansion of circumference. // dilated pupils

Q: When is 'distend' a more appropriate choice than 'expand'?

The words distend and expand can be used in similar contexts, but distend implies outward extension caused by pressure from within. // a distended abdomen

Q: When is it sensible to use 'inflate' instead of 'expand'?

In some situations, the words inflate and expand are roughly equivalent. However, inflate implies expanding by introduction of air or something insubstantial and suggests a vulnerability to sudden collapse. // an inflated ego

Q: In what contexts can 'swell' take the place of 'expand'?

While the synonyms swell and expand are close in meaning, swell implies gradual expansion beyond a thing's original or normal limits. // the bureaucracy swelled to unmanageable proportions

expand

verb

ik-ˈspand

Definition of expand

as in to develop

to express more fully and in greater detail an article on the First Ladies that the author later expanded into a book

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in to increase

to make greater in size, amount, or number we had to expand the list of wedding guests several times in order to accommodate all the relatives Mother wouldn't dream of excluding

Synonyms & Similar Words

Antonyms & Near Antonyms

as in to extend

to arrange the parts of (something) over a wider area a spare leaf for those times when we have to expand the dining table to accommodate extra guests

Synonyms & Similar Words

Antonyms & Near Antonyms

as in to rise

to become greater in extent, volume, amount, or number water expands when it becomes frozen

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How does the verb expand differ from other similar words?

Some common synonyms of expand are amplify, dilate, distend, inflate, and swell. While all these words mean "to increase in size or volume," expand may apply regardless of the manner of increase (such as growth, unfolding, addition of parts).

a business that expands every year

When can amplify be used instead of expand?

The meanings of amplify and expand largely overlap; however, amplify implies the extension or enlargement of something inadequate.

amplify the statement with details

When might dilate be a better fit than expand?

Although the words dilate and expand have much in common, dilate applies especially to expansion of circumference.

dilated pupils

When is distend a more appropriate choice than expand?

The words distend and expand can be used in similar contexts, but distend implies outward extension caused by pressure from within.

a distended abdomen

When is it sensible to use inflate instead of expand?

In some situations, the words inflate and expand are roughly equivalent. However, inflate implies expanding by introduction of air or something insubstantial and suggests a vulnerability to sudden collapse.

an inflated ego

In what contexts can swell take the place of expand?

While the synonyms swell and expand are close in meaning, swell implies gradual expansion beyond a thing's original or normal limits.

the bureaucracy swelled to unmanageable proportions

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 expand That development comes even as Washington has expanded efforts to restrain Chinese technology. — Jenny Lee, CNBC, 14 Aug. 2026 But recent years have brought digital offerings that expand beyond what was possible in the days dominated by antennas and cables. — Jacob Feldman, Sportico.com, 14 Aug. 2026 As more containers float through the supply chain, global logistics networks have failed to expand at the same pace, giving way to port congestion. — Glenn Taylor, Footwear News, 14 Aug. 2026 Dating apps already solved how to expand the pool, Sharabi said. — Tatiana Sataua, Fortune, 14 Aug. 2026 See All Example Sentences for expand

Recent Examples of Synonyms for expand

Verb

Rain will develop across northern and central Minnesota in the morning hours, with coverage remaining spotty.

— Joseph Dames, CBS News, 20 Aug. 2026
The project is being developed by a subsidiary of energy and electricity giant NextEra Energy and is slated to come online in late 2028.

— Kristi Swartz, AJC.com, 20 Aug. 2026

Definition of develop

Verb

The kingdom has faced increasing attacks from the Houthis, who also declared a blockade on the al-Mandeb Strait in the Red Sea on July 20.

— Tim Lister, CNN Money, 15 Aug. 2026
Nor would increased options out wide and a central defender, The Athletic revealing earlier this week that a couple of bids have been rejected for Norway international centre-back Henrik Falchener, 23, from that country’s Viking Stavanger.

— Richard Sutcliffe, New York Times, 15 Aug. 2026

Definition of increase

Verb

While the reform and opening-up era brought some efforts to distinguish the roles of the party and the state, Xi has extended the party’s supremacy across all areas of society.

— Sylvie Zhuang, CNN Money, 16 Aug. 2026
The nomination was historic and was a record-extending 11th consecutive nomination.

— Jazz Tangcay, Variety, 16 Aug. 2026

Definition of extend

Verb

The footage mixes high-speed chases and explosive action with comedic beats, framing a story built around chaos, mismatched heroism and rising stakes as the mission unfolds.

— Naman Ramachandran, Variety, 21 Aug. 2026
With five minutes of task-specific data and 10 gradient steps, its average success rate rose to 83%.

— Neetika Walter, Interesting Engineering, 21 Aug. 2026

Definition of rise

Verb

In Kansas, parties have a duty to supplement or correct discovery production in a timely manner, Mikesic said.

— Judy L. Thomas, Kansas City Star, 12 Aug. 2026
How to supplement Social Security Social Security is only expected to replace a portion of your pre-retirement earnings, making other savings an important part of most post-employment financial plans.

— Brian Sloan, CNBC, 12 Aug. 2026

Definition of supplement

Verb

The show’s cast and crew stopped by San Diego Comic-Con in July to release the first few minutes of Season 3, which opened with Thalia Grace battling a monster.

— Tanya Fedak, Variety, 15 Aug. 2026
Melanie Barcenas opened the scoring in the 35th minute with a left-footed shot from distance for the Wave (10-7-3).

— ABC News, ABC News, 15 Aug. 2026

Definition of open

Verb

Loose rocks, chunks of concrete and rusted metal are among the items that have emerged as powerful storm swells remove layers of sand along Newport Beach.

— Ruben Vives, Los Angeles Times, 18 Aug. 2026
Pain, swelling around a joint, and stiffness in the muscles or ligaments around the joint are just some reasons movement may become restricted.

— RikkiLynn Shields Hannigan, HEALTH, 17 Aug. 2026

Definition of swell

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exotics

expand

expanded

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“Expand.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/expand. Accessed 21 Aug. 2026.

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Synonyms of expand

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