Synonyms|107Antonyms|1|Broader|0Narrower|0Related|4
8
life-and-death
7
vital(adjective, important, essential, critical, fundamental)
6
important(adjective, essential, critical, fundamental, imperative)
5
urgent(adjective, important, essential, critical, basic)
4
crucial(adjective, important, essential, critical, basic)
3
essential(adjective, important, critical, basic, fundamental)
3
fundamental(adjective, important, essential, critical, basic)
3
indispensable(adjective, important, essential, critical, basic)
3
serious
2
basic(adjective, important, essential, critical, fundamental)
2
central
2
critical(adjective, important, essential, basic, fundamental)
2
imperative(adjective, important, essential, critical, basic)
2
necessary(adjective, important, essential, critical, basic)
2
pressing
1
bedrock
1
bottom-line(adjective, important, essential, critical, basic)
1
cardinal(adjective, important, essential, critical, basic)
1
coal-and-ice(adjective, important, significant, essential, critical)
1
compelling
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APASmart Define. (2015). life-or-death thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/life-or-death/thesaurus/synonyms
ChicagoSmart Define. 2015. "life-or-death thesaurus" https://smartdefine.org/life-or-death/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, life-or-death thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/life-or-death/thesaurus/synonyms>.
MLASmart Define. "life-or-death thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/life-or-death/thesaurus/synonyms>