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exacerbate

American  
[ig-zas-er-beyt, ek-sas-] / ɪgˈzæs ərˌbeɪt, ɛkˈsæs- /

verb (used with object)

  • exacerbates,
    present (3rd person singular)
  • exacerbated,
    past participle,  past
  • exacerbating
    present participle
  1. to increase the severity, bitterness, or violence of (disease, ill feeling, etc.); aggravate.

    Synonyms:
    worsen, inflame, intensify
    Antonyms:
    alleviate, soothe, relieve
  2. to embitter the feelings of (a person); irritate; exasperate.


exacerbate British  
/ ɪɡˈzæsəˌbeɪt, ɪkˈsæs- /

verb

  1. to make (pain, disease, emotion, etc) more intense; aggravate

  2. to exasperate or irritate (a person)

"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

Other Word Forms

Derived Forms

Inflected Forms

Participles

Conjugated Forms

Present

Past

Future

Etymology

Origin of exacerbate

First recorded in 1650–60; from Latin exacerbātus (past participle of exacerbāre “to exasperate, provoke”), equivalent to ex- ex- 1 + acerbātus acerbate

Compare meaning

How does exacerbate compare to similar and commonly confused words? Explore the most common comparisons:

Explanation

For a formal-sounding verb that means to make worse, try exacerbate. If you're in trouble, complaining about it will only exacerbate the problem. Exacerbate is related to the adjective acrid, often used to describe sharp-smelling smoke. Think of exacerbate then as a sharp or bitter thing that makes something worse. A drought will exacerbate a country's food shortage. Worsen, intensify, aggravate and compound are similar, but exacerbate has the sense of an irritant being added in to make something bad even worse.

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Vocabulary lists containing exacerbate

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:

Sustained economic pressure will exacerbate inflation, capital flight and the banking crisis in Iran.

From The Wall Street Journal Aug. 17, 2026

Climate change is expected to bring drier and hotter summers which could further exacerbate this issue.

From BBC Aug. 6, 2026

In addition to causing death and illness directly, extreme heat can exacerbate heart, lung and kidney disease, as well as mental health problems, he said.

From Los Angeles Times Jul. 30, 2026

Known as "fire clouds" or pyrocumulonimbus clouds, these ominous-looking thunderstorms are created by extreme wildfires and can exacerbate already extremely dangerous conditions.

From Barron's Jul. 27, 2026

Zeitoun knew not to exacerbate the situation, and assumed that when they were interviewed by a superior, everything would be explained.

From "Zeitoun" by Dave Eggers

“If you’ve been out in the area, you know that there’s still a persistent smell. With the heat wave, it exacerbates things,” LoBianco said during the meeting.

From Los Angeles Times Aug. 4, 2026

This exacerbates anti-competitive dynamics in industries with large or dominant players, and places acute pressure on small companies across the economy.

From MarketWatch Jun. 3, 2026

He agrees that tech should help to “relieve humans of arduous, repetitive or dangerous tasks” and “provide intelligent support,” but also warns of growing A.I.-induced inequality, which exacerbates poverty and forced migration.

From Slate May 28, 2026

There are many examples of match officials being placed in harmful situations but with individuals fearful of speaking out lest it exacerbates the situation or causes further alarm to friends, family and colleagues.

From BBC May 15, 2026

I’m frightened, but I’m not sure what I’m afraid of, which just exacerbates the fear.

From "The Girl on the Train" by Paula Hawkins

The nine-day downpour, exacerbated by tropical storms, was equivalent to more than a month's worth of rain in some areas.

From BBC Aug. 11, 2026

The rains, exacerbated by tropical storms, have led to school and government office closures across the main island of Luzon and flooding in the streets of Manila.

From Barron's Aug. 10, 2026

The drought has exacerbated Puerto Rico’s failing infrastructure, which has long suffered from frequent power and water outages.

From The Wall Street Journal Aug. 7, 2026

Global oil profits can in large part be tied to refining, since refinery closures due to attacks and crude oil shortages have exacerbated the fuel scarcity, said Bloomberg Intelligence analyst Brett Gibbs.

From Los Angeles Times Aug. 5, 2026

Fierce winters helped drive the Vikings from Greenland and led to bad harvests that exacerbated social tensions in continental Europe, but few would claim that the little ice age caused the Reformation.

From "1491" by Charles C. Mann

"Abdominal obesity reduces circulating vitamin D, and that deficiency impairs the immune system, exacerbating the chronic inflammation caused by excess fat and drastically increasing the risk of mortality," Alexandre explains to Agência FAPESP.

From Science Daily Aug. 14, 2026

But Federico suggests that avoidance may actually do the most harm in exacerbating trauma symptoms.

From Slate Aug. 10, 2026

Ferguson declared a state of emergency on August 1, citing drought conditions that have stretched four consecutive years, unusually high temperatures and high winds exacerbating record-setting wildfires.

From Barron's Aug. 3, 2026

Aschenbrenner party blamed short sellers who targeted the firm’s positions for exacerbating the fund’s losses, the letter said.

From The Wall Street Journal Jul. 31, 2026

A single CFC molecule is about ten thousand times more efficient at exacerbating greenhouse effects than a molecule of carbon dioxide–and carbon dioxide is of course no slouch itself as a greenhouse gas.

From "A Short History of Nearly Everything" by Bill Bryson

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