155 entries under important topic. ×

1
end(awful, terrible, exceptional, disgusting)
1
epochal(significant, historic)
1
essential(adjective, big, significant, substantial)
1
eventful(great, unusual, significant, serious)
1
evident(adjective, great, extraordinary, unusual)
1
extensive(adjective, great, big, significant)
1
heavy number(expression, significant, historic)
1
high-profile(adjective, great, unusual, famous)
1
historic(great, extraordinary, outstanding, significant)
1
imperative(big, significant, substantial, valuable)
1
important serious(expression, significant, historic)
1
indispensable(essential, critical, fundamental, earnest)
1
inflated(adjective, big, large, prominent)
1
integral(essential, critical, basic, fundamental)
1
key(significant, large, essential, critical)
1
leading(order, tough, outstanding, prime)
1
life-or-death(essential, critical, basic, fundamental)
1
life and death(expression, idiom, big, substantial)
1
major(adjective, great, tough, severe)
1
manifest(adjective, great, unusual, famous)
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APASmart Define. (2016). heavy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/heavy/thesaurus/synonyms
ChicagoSmart Define. 2016. "heavy thesaurus" https://smartdefine.org/heavy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, heavy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/heavy/thesaurus/synonyms>.
MLASmart Define. "heavy thesaurus" 25 January 2016. Web. 23 September 2026. <https://smartdefine.org/heavy/thesaurus/synonyms>