Synonyms|527Antonyms|134|Broader|10Narrower|6Related|1.5k
4
decisive(adjective, important, critical)
4
detrimental(adjective, bad, evil, harmful, dangerous)
4
dim
4
doomed(adjective, important, critical)
4
expired(adjective, feature, state, dead, death)
4
portentous
4
predetermined
4
risky(adjective, dangerous)
4
serious(adjective, dangerous)
4
sinister
4
unfortunate
3
accidental(adjective, accidental)
3
active
3
acute(adjective, major, dangerous)
3
adventitious(adjective, accidental)
3
awful
3
blackened
3
bleak
3
casual(adjective, accidental)
3
casualty(noun, killing)
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APASmart Define. (2016). fatal thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/fatal/thesaurus/synonyms
ChicagoSmart Define. 2016. "fatal thesaurus" https://smartdefine.org/fatal/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, fatal thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/fatal/thesaurus/synonyms>.
MLASmart Define. "fatal thesaurus" 3 April 2016. Web. 20 September 2026. <https://smartdefine.org/fatal/thesaurus/synonyms>