Synonyms|808Antonyms|181|Broader|12Narrower|6Related|385

75 entries under important topic. ×

4
elemental(adjective, significant, original, essential)
4
elementary(adjective, top, significant, original)
4
first(adjective, top, significant, original)
4
indispensable(adjective, significant, original, serious)
4
integral(adjective, significant, original, essential)
4
primordial(adjective, significant, original, basic)
4
signal(significant, vital, imperative)
3
necessary(adjective, significant, original, critical)
3
rudimentary(adjective, significant, original, basic)
3
underlying(adjective, top, significant, original)
2
heavy(significant, vital, fundamental, imperative)
2
imperative(adjective, significant, critical, vital)
2
original(significant, basic, vital, primitive)
2
primitive(top, significant, original, essential)
2
real
2
requisite(adjective, significant, original, essential)
2
serious(significant, basic, prime, vital)
2
special(adjective, key, chief, foremost)
2
substantial(significant, vital, imperative)
2
weighty(significant, vital, imperative)
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HarvardSmart Define 2015, central thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/central/thesaurus/synonyms>.
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