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. Federal Railroad Administration:

   The vast majority of hazardous materials shipped by rail tank car every year arrive safely and without incident, and railroads generally have an outstanding record in moving shipments of hazardous materials safely.

2. Ellie Katz:

   WARNING Humor may be hazardous to your illness.

3. Erik Pevernagie:

   We may do well to be attentive to the good and the bad vibrations in life. Since elephants use their feet to listen to vibrations and thus capture significant codes of impending peril, they might coach humans and teach them how to become “surefooted” in hazardous times. Keeping feet on the ground, however, should not hinder us from flying high and reaching soaring heights. ("Trompe le pied.")

4. Christopher Hart:

   This accident is another reminder of the need to improve the safety of transporting hazardous materials by rail.

5. Tryon Edwards:

   Where duty is plain, delay is both foolish and hazardous where it is not, delay may provide both wisdom and safety.