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Synonyms

worsen

American  
[wur-suhn] / ˈwɜr sən /

verb (used with or without object)

  • worsens,
    present (3rd person singular)
  • worsened,
    past participle,  past
  • worsening
    present participle
  1. to make or become worse.

    Synonyms:
    sink, slip, deteriorate, decline

worsen British  
/ ˈwɜːsən /

verb

  1. to grow or cause to grow worse

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Inflected Forms

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Conjugated Forms

Present

Past

Future

Etymology

Origin of worsen

First recorded in 1200–50; Middle English wersnen “to deteriorate”; see origin at worse, -en 1

Explanation

When things go from terrible to even more terrible, they worsen. If your sore throat worsens, you should call the doctor. If something gets worse, you can say that it worsens. So if the rain that started as a misty drizzle begins to grow torrential, threatening to ruin the picnic you've planned, the weather worsens. And if there's less money in your piggy bank every day, your financial situation worsens. The verb worsen shares a root with war, the Old Saxon werran, meaning "to entangle."

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

However, some experts and activists fear that AI will worsen water supply problems.

From BBC ● Sep. 14, 2026

But deal opponents and some experts say the merger would actually worsen L.A.’s already bleak production picture.

From Los Angeles Times ● Sep. 14, 2026

"We are very concerned that this trend could worsen in the coming months," he added.

From Barron's ● Aug. 27, 2026

Chatbots are addictive and can be a source of friction-free companionship, and can worsen critical thinking.

From The Wall Street Journal ● Aug. 26, 2026

Ngawang’s condition continued to worsen as the day dragged on.

From "Into Thin Air" by Jon Krakauer

Prison staff told the BBC they were increasingly having to put two inmates in single occupancy cells, as overcrowding across the adult male estate worsens.

From BBC ● Sep. 24, 2026

As the fiscal condition worsens, bond investors may demand higher interest rates and bond underwriters impose restrictions on spending or require higher taxes.

From The Wall Street Journal ● Aug. 31, 2026

In the future, regular genomic tests could allow clinicians to identify high-risk patients years before their disease worsens.

From Science Daily ● Aug. 1, 2026

Alzheimer's disease is an incurable type of dementia that affects memory, thinking and behavior and progressively worsens, according to The Alzheimer's Association.

From Barron's ● Jul. 1, 2026

On the other hand, if the patient worsens, the dosage or intensity of the treatment was not great enough; if he dies, he delayed too long in coming to you.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

Some Fed officials have lost patience with high inflation, which has persisted for more than five years and worsened this summer due to tariffs and the war with Iran.

From MarketWatch ● Sep. 16, 2026

The boy's condition was said to have worsened during the pandemic and when he eventually returned to school.

From BBC ● Sep. 14, 2026

On Wednesday, Morissette appeared on the “Call Her Daddy” podcast and told host Alex Cooper that she experienced postpartum depression after giving birth to each of children, and that the condition worsened each time.

From Los Angeles Times ● Sep. 11, 2026

The humanitarian situation has been further worsened by several natural disasters and the forced return of millions of Afghans from Iran and Pakistan since 2023.

From Barron's ● Sep. 10, 2026

Following the folding of the beer business, the economic situation in the house had worsened.

From "Kaffir Boy: An Autobiography" by Mark Mathabane

This has meant that civil servants are longer being paid and other services have been seizing up, worsening economic conditions.

From BBC ● Sep. 25, 2026

Lamb, the Xcel executive, says the conditions that can create large wildfires are worsening and moving east, and all utilities in North America should prepare.

From The Wall Street Journal ● Sep. 22, 2026

"If caffeine helps a person function during the day while simultaneously worsening the quality of nighttime recovery, a vicious circle may develop: greater fatigue, greater need for stimulation, and poorer sleep," says Prof. Kurpas.

From Science Daily ● Sep. 22, 2026

They also said their son-in-law had suffered from worsening post-traumatic stress disorder.

From Los Angeles Times ● Sep. 18, 2026

The symptoms had become increasingly apparent over time: fits, erratic mood swings, worsening amnesia.

From "Beasts of Prey" by Ayana Gray

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