60 entries under important topic. ×

7
momentous(adjective, clear, tough, severe, big)
7
required(adjective, significant, essential, critical)
6
clamant(adjective, firm, prompt, fast)
6
life-and-death(adjective, heavy, serious, critical)
5
dire(adjective, severe, firm, prompt, big)
5
life-or-death(adjective, essential, critical, basic)
5
obligatory(adjective, significant, essential, critical)
5
significant(adjective, clear, tough, severe, big)
4
compulsory(adjective, significant, essential, critical)
4
paramount(adjective, direct, prompt, big)
4
requisite(adjective, significant, essential, critical)
3
heavy(adjective, tough, severe, informal, big)
3
needed(adjective, significant, essential, critical)
2
consequential(adjective, clear, heavy, significant)
2
decisive(adjective, severe, big, significant)
2
meaningful(severe, substantial, serious, valuable)
2
ugly(adjective, bad, tough, severe, heavy)
1
all-important(adjective, significant, serious, essential)
1
basic(adjective, significant, essential, critical)
1
bottom-line(adjective, significant, essential, critical)
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APASmart Define. (2015). urgent thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/urgent/thesaurus/synonyms
ChicagoSmart Define. 2015. "urgent thesaurus" https://smartdefine.org/urgent/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, urgent thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/urgent/thesaurus/synonyms>.
MLASmart Define. "urgent thesaurus" 3 August 2015. Web. 27 September 2026. <https://smartdefine.org/urgent/thesaurus/synonyms>