3
fundamental(adjective, important, significant, original, essential)
2
cardinal(adjective, important, significant, original, essential)
2
crucial(adjective, important, significant, original, essential)
2
indispensable(adjective, important, significant, original, essential)
2
integral(adjective, important, significant, original, essential)
2
meat-and-potatoes(adjective, important, significant, original, essential)
2
necessary(adjective, important, significant, original, essential)
2
requisite(adjective, important, significant, original, essential)
1
all-important(adjective, significant, essential, basic, vital)
1
axiological(adjective, important, significant, original, essential)
1
axiomatic(adjective, important, significant, original, basic)
1
basal(adjective, important, significant, original, essential)
1
basic(adjective, important, significant, original, essential)
1
bottom(adjective, important, significant, original, essential)
1
central(adjective, important, significant, original, basic)
1
chief(adjective, significant, essential, basic, vital)
1
coal-and-ice(adjective, important, essential, critical, basic)
1
compelling(adjective, significant, essential, basic, vital)
1
constitutional(adjective, important, significant, original, basic)
1
constitutive(adjective, important, significant, essential, critical)
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APASmart Define. (2011). bottom-line thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/bottom-line/thesaurus/synonyms
ChicagoSmart Define. 2011. "bottom-line thesaurus" https://smartdefine.org/bottom-line/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2011, bottom-line thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/bottom-line/thesaurus/synonyms>.
MLASmart Define. "bottom-line thesaurus" 29 May 2011. Web. 20 September 2026. <https://smartdefine.org/bottom-line/thesaurus/synonyms>