Synonyms|88Antonyms|46|Broader|0Narrower|0Related|634

62 entries under adjective topic. ×

1
fundamental(significant, essential, basic, vital)
1
imperative(important, significant, serious, essential)
1
incumbent on(expression, significant, essential, basic)
1
indispensable(important, significant, serious, essential)
1
life-and-death(important, earthshaking)
1
mandatory(significant, essential, basic, vital)
1
momentous(significant, serious, essential, critical)
1
name of game(expression, idiom, significant, essential)
1
obligatory(significant, essential, basic, vital)
1
paramount(important, significant, serious, essential)
1
powerful
1
prerequisite(significant, essential, basic, vital)
1
pressing(significant, serious, essential, basic)
1
quintessential(significant, essential, basic, vital)
1
required(significant, essential, basic, vital)
1
significant(important, serious, essential, critical)
1
specified(significant, essential, basic, vital)
1
unavoidable(significant, essential, basic, vital)
1
urgent(important, significant, serious, essential)
1
wanted(significant, essential, basic, vital)
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APASmart Define. (2015). all-important thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/all-important/thesaurus/synonyms
ChicagoSmart Define. 2015. "all-important thesaurus" https://smartdefine.org/all-important/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, all-important thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/all-important/thesaurus/synonyms>.
MLASmart Define. "all-important thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/all-important/thesaurus/synonyms>