89 entries under significant topic. ×

41
critical(adjective, hard, direct, tough, severe)
34
important(adjective, tough, severe, heavy)
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)
17
importunate(adjective, characteristic, hard, tough, continue)
16
essential(adjective, severe, big, important)
15
serious(adjective, hard, tough, severe, difficult)
13
grave(adjective, severe, substantial, serious)
12
earnest(adjective, characteristic, strong, big, enthusiastic)
10
desperate(adjective, severe, intense, passionate, important)
9
indispensable(adjective, important, serious, essential)
9
weighty(adjective, clear, hard, great, tough)
7
acute(adjective, severe, heavy, important)
7
momentous(adjective, clear, tough, severe, big)
7
required(adjective, important, essential, critical)
5
dire(adjective, severe, firm, prompt, big)
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APASmart Define. (2015). urgent thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/urgent/thesaurus/synonyms
ChicagoSmart Define. 2015. "urgent thesaurus" https://smartdefine.org/urgent/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, urgent thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/urgent/thesaurus/synonyms>.
MLASmart Define. "urgent thesaurus" 3 August 2015. Web. 26 September 2026. <https://smartdefine.org/urgent/thesaurus/synonyms>