55 entries under original topic. ×

3
key(adjective, important, significant, essential)
2
creative(adjective, rational, fantastic, resourceful)
2
crucial(adjective, important, significant, essential)
2
first(adjective, important, significant, opening)
2
main(adjective, essential, basic, absolute)
2
necessary(adjective, body, material, important, significant)
2
substratal(adjective, simple, plain, important, significant)
1
axiological(important, significant, basic, vital)
1
axiomatic(important, significant, basic, vital)
1
bottom(adjective, important, significant, essential)
1
bottom-line(adjective, important, significant, essential)
1
grass-roots(important, significant, basic, vital)
1
indispensable(adjective, important, significant, essential)
1
major(important, significant, basic, vital)
1
meat-and-potatoes(important, significant, basic, vital)
1
nitty-gritty(adjective, basic, absolute, fundamental)
1
nub(adjective, basic, absolute, fundamental)
1
paramount(adjective, important, significant, essential)
1
requisite(important, significant, essential, basic)
1
significant(adjective, important, essential, basic)
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APASmart Define. (2016). elemental thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/elemental/thesaurus/synonyms
ChicagoSmart Define. 2016. "elemental thesaurus" https://smartdefine.org/elemental/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, elemental thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/elemental/thesaurus/synonyms>.
MLASmart Define. "elemental thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/elemental/thesaurus/synonyms>