as in hazardous
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Recent Examples of Synonyms for ultrahazardous
Adjective
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Heavy snow and strong winds could impact major routes, isolate higher-elevation communities, and create hazardous conditions for early-season recreation.—
Martha McHardy,
MSNBC Newsweek,
25 Oct. 2025 -
Use your low beam headlights, slow down, and be prepared for periods of hazardous driving conditions.—
CA Weather Bot,
Sacbee.com,
24 Oct. 2025
Adjective
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The findings come just a couple years after another study conducted by Spanish and Brazilian researchers revealed the existence of potentially harmful bisphenol chemicals in clothing sold in Spain for pregnant women, newborns and toddlers.—
Jennifer Bringle,
Sourcing Journal,
22 Oct. 2025
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According to one study, people may become either psychologically or physically dependent on caffeine, which may be harmful.—
Brittany Lubeck,
Verywell Health,
22 Oct. 2025
Adjective
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Mercury is a neurotoxin and can have detrimental effects on our health if levels are too high.—
Jessica Swirble,
Verywell Health,
20 Oct. 2025
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The Vikings’ run defense has been detrimental to an otherwise strong group on that side of the ball.—
Jace Frederick,
Twin Cities,
17 Oct. 2025
Adjective
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This means too much potassium in your blood, which can be dangerous if not treated.—
Merve Ceylan,
Health,
20 Oct. 2025
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The Mark is a spy flick centered on Eden (Alba), an enigmatic spy on a covert and dangerous mission.—
Matt Grobar,
Deadline,
20 Oct. 2025
Adjective
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Worse, many engaged in a particularly rash form of gaming, making high-speed wagers on in-game action — a pernicious new product called microbetting.—
Paul Solotaroff,
Rolling Stone,
12 Oct. 2025
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Yet his film, even in its omissions, brims with strategic ingenuity and daring, cinematic and political—to fight other films’ empty fantasies with substantial ones, to battle other advocates’ pernicious myths with virtuous ones.—
Richard Brody,
New Yorker,
7 Oct. 2025
Adjective
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For those taking multiple FRIDs, the risks were even higher, with 22% more total falls and 33% more injurious falls.—
Khloe Quill,
FOXNews.com,
11 Sep. 2025
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Patel had sought $10 million in damages on claims of defamation, injurious falsehood and business disparagement.—
Dan Mangan,
CNBC,
15 Aug. 2025
Adjective
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There is no known level of lead exposure that is considered safe and some people are at even higher risk of adverse effects, warned the agency, including young children, people of child-bearing age and people who are breastfeeding.—
Mary Walrath-Holdridge,
USA Today,
24 Oct. 2025
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Given an adverse court ruling (related to another firm) that was adverse to Netflix, management recognized the expense this quarter.—
Lisa Kailai Han,
CNBC,
22 Oct. 2025
Adjective
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Which makes sense, considering prior research into the deleterious effects of stress.—
New Atlas,
New Atlas,
16 Sep. 2025
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Wealth extraction is not often talked about, but a very fundamental force that can be productive and radically deleterious to an organization’s ultimate and continued success.—
Megan Poinski,
Forbes.com,
8 Sep. 2025
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Cite this Entry
“Ultrahazardous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrahazardous. Accessed 25 Oct. 2025.
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