55 entries under essential topic. ×

1
bottom-line(adjective, important, significant, critical)
1
cardinal(adjective, important, significant, critical)
1
chief(adjective, great, big, important, significant)
1
coal-and-ice(important, critical, basic, fundamental)
1
fundamental(adjective, important, significant, critical)
1
heavy(great, important, significant, substantial)
1
indispensable(adjective, important, significant, critical)
1
integral(important, significant, serious, critical)
1
life-or-death(important, critical, basic, fundamental)
1
meaningful(important, significant, substantial, valuable)
1
meat-and-potatoes(important, critical, basic, fundamental)
1
name(important, critical, basic, fundamental)
1
name-of-the-game(important, critical, basic, fundamental)
1
needed(adjective, important, significant, critical)
1
nitty-gritty(important, critical, basic, fundamental)
1
paramount(adjective, great, big, significant, substantial)
1
prerequisite(adjective, important, significant, critical)
1
pressing(adjective, big, significant, substantial, large)
1
principal(adjective, great, big, important, significant)
1
quintessential(adjective, important, significant, basic)
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APASmart Define. (2015). decisive thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/decisive/thesaurus/synonyms
ChicagoSmart Define. 2015. "decisive thesaurus" https://smartdefine.org/decisive/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, decisive thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/decisive/thesaurus/synonyms>.
MLASmart Define. "decisive thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/decisive/thesaurus/synonyms>