46 entries under important topic. ×

4
constitutional(adjective, top, significant, original)
4
intrinsic(adjective, characteristic, significant, natural)
3
bottom(adjective, significant, original, essential)
3
crucial(adjective, significant, original, essential)
3
necessary(adjective, easy, significant, original)
3
primordial(adjective, head, significant, beginning)
3
vital(adjective, top, significant, original)
2
constitutive(significant, original, basic, vital)
2
indispensable(adjective, characteristic, significant, natural)
2
major(significant, original, basic, vital)
2
substratal(adjective, simple, plain, significant)
1
axiological(significant, original, basic, vital)
1
axiomatic(significant, original, basic, vital)
1
bottom-line(adjective, significant, original, essential)
1
grass-roots(significant, original, basic, vital)
1
meat-and-potatoes(significant, original, basic, vital)
1
paramount(adjective, significant, original, essential)
1
requisite(adjective, significant, original, essential)
1
significant(adjective, original, essential, basic)
1
structural(significant, original, basic, vital)
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APASmart Define. (2015). elementary thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/elementary/thesaurus/synonyms
ChicagoSmart Define. 2015. "elementary thesaurus" https://smartdefine.org/elementary/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, elementary thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/elementary/thesaurus/synonyms>.
MLASmart Define. "elementary thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/elementary/thesaurus/synonyms>