Synonyms for hazardous
ˈhæz ər dəshaz·ardous

English Synonyms and AntonymsRate these synonyms:4.3 / 4 votes

1. hazardous

   Uncertain is applied to things that human knowledge can not certainly determine or that human power can not certainly control; precarious originally meant dependent on the will of another, and now, by extension of meaning, dependent on chance or hazard, with manifest unfavorable possibility verging toward probability; as, one holds office by a precarious tenure, or land by a precarious title; the strong man's hold on life is uncertain, the invalid's is precarious.

   Synonyms:
   doubtful, dubious, equivocal, insecure, perilous, precarious, risky, unassured, uncertain, unsettled, unstable, unsteady

   Antonyms:
   actual, assured, certain, firm, immutable, incontestable, infallible, real, settled, stable, steady, strong, sure, undeniable, undoubted, unquestionable

Princeton's WordNetRate these synonyms:4.0 / 6 votes

1. hazardous, risky, wildadjective

   involving risk or danger

   "skydiving is a hazardous sport"; "extremely risky going out in the tide and fog"; "a wild financial scheme"

   Synonyms:
   furious, waste, wild, dotty, savage, risky, barbarian, bad, speculative, baseless, violent, untamed, idle, uncivilised, fantastic, raving mad, raging, groundless, angry, barbaric, crazy, godforsaken, unfounded, high-risk, tempestuous, uncivilized, gaga, unwarranted

   Antonyms:
   safe

Dictionary of English SynonymesRate these synonyms:0.0 / 0 votes

1. hazardousadjective

   Synonyms:
   dangerous, perilous, RISKY, unsafe, fraught with danger

Synonyms, Antonyms & Associated WordsRate these synonyms:0.0 / 0 votes

1. hazardousadjective

   Synonyms:
   perilous, precarious, risky, unsafe, dangerous

PPDB, the paraphrase databaseRate these paraphrases:5.0 / 1 vote

1. List of paraphrases for "hazardous":

   dangerous, unsafe, harmful, risky, perilous, danger, dangers

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How to use hazardous in a sentence?

1. Mike Sarafin:

   We had a plan going into the August 29th launch attempt. It used the sensors to help confirm the proper thermal conditioning of the engines. We had trained that plan, and then we ran into other issues, we were off the script in terms of the normal tanking operation, and the team did a fantastic job working through the managing of a hazardous condition. One of the worst things that you can do when you find yourself in a hazardous condition is just go even further off script.

2. Beau Biden:

   We can and must do more to address the harms that come from hazardous exposures, which have gone unaddressed for far too long, we learned a horrible lesson after Vietnam, when the harmful effects of exposure to Agent Orange sometimes took years to manifest, and too many veterans were left unable to access the care they needed. I refuse to repeat that mistake when it comes to the veterans of our wars in Iraq and Afghanistan.

3. Margaret Murray:

   Indeed, the district court itself recognized that administration's decision allows junk insurance to compete directly with comprehensive, Affordable Care Act-compliant insurance plans, that result subverts the health care protections of the ACA. Junk insurance, no matter what it's called, is an inferior and hazardous substitute for comprehensive coverage.

4. Joseph Michalski:

   ( The shards of glass) are hazardous to lungs, you don't want stuff like that in your lungs. It can get lodged in there and make you quite ill.

5. David Spiegelhalter:

   Last year the IARC said that bacon is carcinogenic, but it became clear that when eaten in moderation it is not very risky. In the case of very hot drinks, the IARC concludes they are probably hazardous, but can't say how big the risk might be, this may be interesting science, but makes it difficult to construct a sensible response.