Synonyms|108Antonyms|2|Broader|0Narrower|0Related|3
1
noxious(adjective, dangerous)
1
pernicious
1
sober
1
terrible(adjective, dangerous)
1
terrifying(adjective, dangerous)
1
touch and go(expression, adjective, idiom, dangerous)
1
treacherous(adjective, dangerous)
1
unhealthy
1
unstable(adjective, dangerous)
1
venomous(adjective, dangerous)
1
virulent
1
vulnerable(adjective, dangerous)
1
weighty
1
wicked(adjective, dangerous)
0
advanced
0
all-important
0
asymptomatic
0
atrocious
0
austere
0
autoimmune
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APASmart Define. (2015). life-threatening thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/life-threatening/thesaurus/synonyms
ChicagoSmart Define. 2015. "life-threatening thesaurus" https://smartdefine.org/life-threatening/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, life-threatening thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/life-threatening/thesaurus/synonyms>.
MLASmart Define. "life-threatening thesaurus" 17 July 2015. Web. 27 September 2026. <https://smartdefine.org/life-threatening/thesaurus/synonyms>