EXTEND Synonyms: 210 Similar and Opposite Words

Q: How does the verb 'extend' contrast with its synonyms?

Some common synonyms of extend are lengthen , prolong , and protract . While all these words mean "to draw out or add to so as to increase in length," extend and lengthen imply a drawing out in space or time but extend may also imply increase in width, scope, area, or range. // extend a vacation // extend welfare services // lengthen a skirt // lengthen the workweek

Q: When would 'prolong' be a good substitute for 'extend'?

The words prolong and extend can be used in similar contexts, but prolong suggests chiefly increase in duration especially beyond usual limits. // prolonged illness

Q: How do 'protract' and 'prolong' relate to one another, in the sense of 'extend'?

Protract adds to prolong implications of needlessness, vexation, or indefiniteness. // protracted litigation

extend

verb

ik-ˈstend

Definition of extend

as in to lengthen

to make longer our guests from out of town extended their visit by a week

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in to offer

to put before another for acceptance or consideration the couple extended an invitation to join them for a get-together at their house after the concert

Synonyms & Similar Words

Antonyms & Near Antonyms

as in to expand

to arrange the parts of (something) over a wider area you can extend that chaise longue so that it lies completely flat

Synonyms & Similar Words

Antonyms & Near Antonyms

as in to lead

to be positioned along a certain course or in a certain direction our backyard extends all the way to that brook

Synonyms & Similar Words

as in to increase

to make greater in size, amount, or number embarked on a series of wars intended to extend his empire

Synonyms & Similar Words

Antonyms & Near Antonyms

as in to dilute

to alter (something) for the worse with the addition of foreign or lower-grade substances the company extends its ice cream with thickeners and other additives

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How does the verb extend contrast with its synonyms?

Some common synonyms of extend are lengthen, prolong, and protract. While all these words mean "to draw out or add to so as to increase in length," extend and lengthen imply a drawing out in space or time but extend may also imply increase in width, scope, area, or range.

extend a vacation

extend welfare services

lengthen a skirt

lengthen the workweek

When would prolong be a good substitute for extend?

The words prolong and extend can be used in similar contexts, but prolong suggests chiefly increase in duration especially beyond usual limits.

prolonged illness

How do protract and prolong relate to one another, in the sense of extend?

Protract adds to prolong implications of needlessness, vexation, or indefiniteness.

protracted litigation

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 extend Fifteen years later, the niche local broadcast on K-Beach Radio has ballooned into a cultural movement that extends far behind his alma mater’s campus. — Kailyn Brown, Los Angeles Times, 3 Oct. 2026 Ballon d’Or contender Kane extended his national record to 89 international goals. — ABC News, 3 Oct. 2026 Russia extended its own diesel export ban for at least another month, while China suspended fuel exports for October, a move that will further squeeze global energy supplies. — Nicholas Wu, semafor.com, 2 Oct. 2026 The manufacturing sector extended its streak of employment gains to four months by adding 9,000 jobs in September. — Alicia Wallace, CNN Money, 2 Oct. 2026 See All Example Sentences for extend

Recent Examples of Synonyms for extend

Verb

No one can know for certain—the scientists who graph temperatures keep having to lengthen the y-axis.

— Bill McKibben, New Yorker, 30 Sep. 2026
Both could go a long way in lengthening the Yankees’ postseason lineup; the righty-swinging Lombard, in particular, provides some needed balance.

— Gary Phillips, New York Daily News, 28 Sep. 2026

Definition of lengthen

Verb

By upgrading synthetic skin from a passive sensor into an energy harvester, the Fudan team offers a clever alternative to deadweight batteries.

— New Atlas, New Atlas, 8 Oct. 2026
Mitchell-Namdar said Pink Aid’s mission is to provide emergency aid assistance to those struggling during treatment, whether that means paying an electric bill, rent, offering wigs or lymphedema sleeves.

— Jean E. Palmieri, Footwear News, 8 Oct. 2026

Definition of offer

Verb

The same architecture can now support another round of measurements from orbit as the constellation expands.

— Aamir Khollam, Interesting Engineering, 3 Oct. 2026
The episode ultimately reunites Constance with two of her children, Tate and Adelaide (Jamie Brewer), as the season continues to expand its connections to the show’s earlier installments.

— Lexi Carson, HollywoodReporter, 2 Oct. 2026

Definition of expand

Verb

Simone and Brower now lead between one and three tours each week, carrying a flag that shows a picture of Primrose, who stays home.

— KYLE MELNICK THE WASHINGTON POST, Arkansas Online, 4 Oct. 2026
No arguing the Aces believe in A'ja Wilson, their do-everything, reigning MVP center and the WNBA's leading scorer this season at 26 points per game.

— ABC News, ABC News, 3 Oct. 2026

Definition of lead

Verb

Contributions would increase depending on family size, with a family of four expected to pay $500,000, officials said.

— Arkansas Online, Arkansas Online, 3 Oct. 2026
Europe in particular appears vulnerable to increasing borrowing costs, with inflation in France, Germany, Italy, and Spain all exceeding analysts’ expectations.

— Nicholas Wu, semafor.com, 2 Oct. 2026

Definition of increase

Verb

So to give the Senate itself more power to pass popular bills, the pair will need to find 67 senators willing to dilute their own individual power — at least just a little bit.

— Burgess Everett, semafor.com, 8 Oct. 2026
There is a fear that a company will be forced to dilute shareholders or choke itself with expensive debt to build factories to fulfill orders.

— Harvey Stober, CNBC, 2 Oct. 2026

Definition of dilute

Verb

Other options include pregnancy termination and neonatal treatment intended to prolong life.

— Arkansas Online, Arkansas Online, 3 Oct. 2026
The vote prolongs the crisis and raises the chance of early elections at a time of regional security concerns, with the NATO member confronting a sharp increase in drone incursions linked to Russia’s war in neighboring Ukraine.

— Stephen McGrath, Los Angeles Times, 30 Sep. 2026

Definition of prolong

Verb

Its winner, whether filmmaker or rights holder, will give the platform an exclusive license to show the film for a limited period.

— Naman Ramachandran, Variety, 3 Oct. 2026
Intense sound effects—such as the exceptionally long reverberation and echoes inside the Blue Demon tomb—gave a dramatic soundtrack to this intense, immersive experience.

— Jacqueline Ortoleva, Scientific American, 3 Oct. 2026

Definition of give

Cite this Entry

Style

“Extend.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/extend. Accessed 9 Oct. 2026.

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Synonyms of extend

verb

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