Synonym Chooser

How does the verb prolong contrast with its synonyms?

Some common synonyms of prolong are extend, lengthen, and protract. While all these words mean "to draw out or add to so as to increase in length," prolong suggests chiefly increase in duration especially beyond usual limits.

prolonged illness

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

Both 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

How are the words protract and prolong related?

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 prolong Data centers will temporarily prolong coal demand as utilities scramble to maintain grid reliability, delaying their decarbonization goals, according to a Moody’s report from last October. Spencer Kimball, CNBC, 17 May 2025 Ozone Action Alert is when the AQI is Code Red, which signals that prolonged outdoor exertion is unhealthy for everyone. Harley Walls, Arkansas Online, 16 May 2025 The leader's office added that an unconditional ceasefire means that no conditions are attached, and any attempt to impose conditions indicates an intention to prolong the war and undermine diplomacy. Isabel Van Brugen, MSNBC Newsweek, 13 May 2025 Their major failures included prolonging the Vietnam War and coddling bloodthirsty Latin American dictators. Frank McNeil, Sun Sentinel, 11 May 2025 See All Example Sentences for prolong
Recent Examples of Synonyms for prolong
Verb
  • The wait seemed endless, especially given all the compensatory picks that lengthened the seventh round.
    Michael Silver, New York Times, 20 May 2025
  • And this oversized cut and loose silhouette suits Princess Kate particularly well; the high-waist fit visually lengthens her legs, while the angular cut of the blazer is confident and structured.
    Lina-Marie Baatz, Glamour, 14 May 2025
Verb
  • The consequences extend far beyond teachers themselves; students suffer the most.
    Lakeisha Wells Palmer, The Orlando Sentinel, 1 June 2025
  • The stakes of this inquiry extend far beyond philosophical curiosity.
    Cornelia C. Walther, Forbes.com, 1 June 2025
Verb
  • Mahan won his first term as mayor in 2022 with 51.3% of the vote after residents pushed to move the mayoral election to align with the presidential one to increase voter turnout.
    Barnini Chakraborty, The Washington Examiner, 7 June 2025
  • Tacoma did its own analysis and found that people with a regular housing voucher, and no time limit, actually fared better at increasing their incomes and moving on.
    Jennifer Ludden, NPR, 7 June 2025

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Cite this Entry

“Prolong.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/prolong. Accessed 10 Jun. 2025.

More from Merriam-Webster on prolong

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