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 The Bearcats responded with a nine-play, 80-yard drive and French’s fourth TD pass, a 17-yarder to Larenzo Fenner that extended Cincinnati’s lead to 31-15 with 50 seconds remaining in the third quarter. — ABC News, 24 Oct. 2026 Technically not in Lofoten, but well worth extending your trip for, Kvitnes Gard is a historic estate in Hadsel, Vesterålen, that operates as a 15-room farm hotel. — Arati Menon, Condé Nast Traveler, 24 Oct. 2026 Drake now holds 18 Diamond plaques, extending his record for the most of any artist. — Jessica Lynch, Billboard, 24 Oct. 2026 Washington's initiative applies to K-12 athletics, while Colorado's would extend to college sports. — Matt Calkins , Jackson Thompson Outkick, FOXNews.com, 24 Oct. 2026 See All Example Sentences for extend

Recent Examples of Synonyms for extend

Verb

This came soon after Christie Brinkley styled leg-lengthening bootcut jeans for the red carpet, which convinced me to swap my baggy pairs for sleek lookalikes.

— Clara McMahon, PEOPLE, 3 Nov. 2026
Those disruptions have lengthened voyages and driven up tanker costs.

— ABC News, ABC News, 3 Nov. 2026

Definition of lengthen

Verb

The setting, conveniently located to visit countless attractions on foot, also offers a taste of the passing seasons with a glance out of the windows—courtesy of the scenic Shirakawa River flowing straight past the hotel.

— Condé Nast, Condé Nast Traveler, 5 Nov. 2026
The competition offered a demanding test of the robot’s mobility, balance, and thermal management systems.

— Jijo Malayil, Interesting Engineering, 5 Nov. 2026

Definition of offer

Verb

After a quiet day otherwise, Riley exploded for 33- and 72-yard rushing touchdowns to finish as the game’s leading rusher with 128 yards and two touchdowns on 13 carries.

— Shaun Goodwin, Idaho Statesman, 25 Oct. 2026
Austin Reaves and Walker Kessler lead Lakers past the Clippers in an error-prone game.

— Andrew J. Campa, Los Angeles Times, 25 Oct. 2026

Definition of lead

Verb

Some studies also suggest moving commuting times nearer to dusk in the fall increases the risk of vehicle collisions with deer and other wildlife, which are more active around sunset.

— Jackie Flynn Mogensen, Scientific American, 31 Oct. 2026
Advance voting has also increased more than 30% from the same point four years ago in Maine, Michigan, North Carolina and Kansas, states with competitive Senate races.

— Arkansas Online, Arkansas Online, 31 Oct. 2026

Definition of increase

Verb

But notes issued when specified revenue conditions are unmet carry a 13% interest rate and convert at 85% of market price, giving noteholders more shares for each dollar and further diluting existing shareholders.

— Wen Shao, Fortune, 4 Nov. 2026
Section 2 is the tool Black voters have relied on for six decades to challenge maps attempting to dilute their power.

— Seth Limmer, Chicago Tribune, 1 Nov. 2026

Definition of dilute

Verb

Many also blame Netanyahu for not prioritizing the release of the Israeli hostages held in Gaza and prolonging the war there.

— Dov Waxman, The Conversation, 29 Oct. 2026
The Chicago Department of Transportation says its work on the Lake Street Bridge project will need additional time to complete, prolonging Green and Pink Line service disruptions.

— Jeramie Bizzle, CBS News, 27 Oct. 2026

Definition of prolong

Verb

Having been given countless opportunities to make their names in history as the conscience of the GOP, the six members of Arkansas' congressional delegation chose for the past decade to instead be Trump sycophants.

— Arkansas Online, Arkansas Online, 31 Oct. 2026
With a chance to steal the game, Wyatt was called for holding and the clock ran out, giving Arlington Heights a 27-22 victory Friday at Farrington Field in a thriller.

— Charles Baggarly, Fort Worth Star-Telegram, 31 Oct. 2026

Definition of give

Cite this Entry

Style

“Extend.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/extend. Accessed 6 Nov. 2026.

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Synonyms of extend

verb

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