Synonyms|949Antonyms|256|Broader|10Narrower|11Related|1.1k

55 entries under essential topic. ×

17
important(adjective, severe, significant, substantial, valuable)
16
crucial(adjective, great, severe, extraordinary, big)
14
critical(adjective, great, severe, extraordinary, big)
10
momentous(adjective, great, extraordinary, big, important)
9
significant(adjective, great, extraordinary, big, important)
6
vital(adjective, severe, big, important, significant)
5
imperative(adjective, big, important, significant, substantial)
4
key(adjective, important, significant, critical)
4
necessary(adjective, big, important, substantial, valuable)
2
basic(adjective, important, significant, critical)
2
binding(adjective, set, severe, firm, powerful)
2
compelling(adjective, strong, important, significant, definite)
2
compulsory(adjective, set, significant, basic)
2
constitutive(important, critical, basic, fundamental)
2
exigent(adjective, great, big, significant, substantial)
2
mandatory(adjective, set, significant, basic)
2
obligatory(adjective, significant, basic, vital)
2
required(adjective, important, significant, critical)
2
urgent(adjective, severe, big, important, significant)
1
all-important(adjective, significant, serious, 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>