as in hazardous
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Recent Examples of Synonyms for ultrahazardous
Adjective
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Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean.
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Response efforts were slowed as debris blocked roads and live wires created hazardous conditions.
Adjective
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The plasma process also produced very little smoke or tar, reducing harmful secondary pollutants typically associated with biomass conversion and making the technology a cleaner way to produce renewable solid fuel.
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At the same time, its flowers attract beneficial predatory insects, such as ladybugs and parasitic wasps, that naturally hunt harmful garden pests.
Adjective
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And beneath the surface of those turquoise waters, marine life continues on without knowing their life is colliding in detrimental-to-them ways.
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Substance abuse is greatly detrimental in its own right, of course, but sometimes the issues that stem from it—stress, emotional exhaustion, secrecy, avoidance—can have similarly devastating long-term effects on a person’s wellbeing.
Adjective
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Teri handled higher-value finds and saw that potentially dangerous items – like firearms and knives – got to the local sheriff’s office.
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Looking back through the sequence, Brazil have good numbers back and there is little need for anyone to overcommit — but a lazy tackle from behind leads to a free kick in a dangerous area.
Adjective
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But even with federal legislation prohibiting discrimination, the pernicious virus of bias infects too many institutions.
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This safety feature is indispensable, which makes this new wave of thefts particularly pernicious.
Adjective
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How to handle northern snakeheads The fish is considered an injurious species under the Lacey Act, meaning it cannot be possessed or transported live, according to the agency.
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Nuisance and injurious to health.
Adjective
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These conditions can increase your vulnerability to adverse effects from poor air quality.
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Valentine also testified that the FDA encourages infant formula companies to send in all adverse event reports and that nothing prevented Mead Johnson from doing so.
Adjective
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The primary question is whether this crowded field of new entrants is actually accomplishing anything, or whether its members are simply tripping over one another with deleterious impact.
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France is a climate-conscious population; there has been a strong aversion to air-conditioning, understood, rightly, as a Band-Aid that might hasten the deleterious resolution of the climate crisis.
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“Ultrahazardous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrahazardous. Accessed 7 Jul. 2026.
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