45 entries under basic topic. ×

32
pressing(adjective, hard, direct, tough, severe)
24
vital(adjective, severe, big, heavy, important)
23
imperative(adjective, strong, firm, prompt, big)
22
crucial(adjective, tough, severe, big, heavy)
18
compelling(adjective, clear, strong, great, property)
18
exigent(adjective, hard, tough, firm, difficult)
16
essential(adjective, severe, big, important, significant)
9
indispensable(adjective, important, significant, serious, essential)
7
momentous(adjective, clear, tough, severe, big)
7
required(adjective, important, significant, essential, critical)
5
life-or-death(adjective, important, essential, critical)
5
needful(adjective, significant, essential, vital)
5
obligatory(adjective, important, significant, essential, critical)
5
significant(adjective, clear, tough, severe, big)
4
compulsory(adjective, important, significant, essential, critical)
4
paramount(adjective, direct, prompt, big, important)
4
requisite(adjective, important, significant, essential, critical)
4
wanted(adjective, significant, essential, vital)
3
chief(adjective, great, big, significant, substantial)
3
mandatory(adjective, significant, essential, vital)
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APASmart Define. (2015). urgent thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/urgent/thesaurus/synonyms
ChicagoSmart Define. 2015. "urgent thesaurus" https://smartdefine.org/urgent/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, urgent thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/urgent/thesaurus/synonyms>.
MLASmart Define. "urgent thesaurus" 3 August 2015. Web. 20 September 2026. <https://smartdefine.org/urgent/thesaurus/synonyms>