80 entries under hazardous topic. ×

12
fatal(adjective, troubling)
12
unhealthy(adjective, severe, delicate, awful, terrible)
12
vulnerable(adjective, bad, delicate, heavy, uncertain)
11
hairy(noun, adjective, slang, delicate, informal)
11
deadly(adjective, bad, heavy, foul, harmful)
11
touch-and-go(adjective, delicate, uncertain, sensitive, unsound)
10
sensitive(adjective, delicate, uncertain, unstable, doubtful)
10
tricky(noun, adjective, difficult, delicate, uncertain)
10
unstable(adjective, delicate, false, wild, uncertain)
10
wicked(adjective, severe, harsh, delicate, unpleasant)
9
ominous(adjective, unpleasant, heavy, cruel, horrible)
9
shaky(adjective, adverb, open, delicate, uncertain)
8
alarming(adjective, bad, menacing, intimidating)
8
breakneck(adjective, bad, heavy, risky, impetuous)
8
iffy(noun, adjective, delicate, uncertain, sensitive)
7
impending(adjective, critical, forbidding, menacing)
7
malignant(adjective, bad, heavy, treacherous, unsafe)
7
terrible(adjective, bad, strong, hard, severe)
6
difficult(noun, adjective, hard, tough, severe)
6
formidable(adjective, hard, tough, severe, evil)
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APASmart Define. (2016). dangerous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/dangerous/thesaurus/synonyms
ChicagoSmart Define. 2016. "dangerous thesaurus" https://smartdefine.org/dangerous/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, dangerous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/dangerous/thesaurus/synonyms>.
MLASmart Define. "dangerous thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/dangerous/thesaurus/synonyms>