Synonyms|679Antonyms|135|Broader|7Narrower|8Related|331

60 entries under primary topic. ×

3
paramount(adjective, important, significant, original, serious)
3
prime(adjective, important, significant, original, essential)
3
radical(adjective, great, important, significant, original)
3
rudimentary(adjective, important, significant, original, basic)
2
basal(adjective, important, significant, original, essential)
2
bottom-line(adjective, important, significant, original, essential)
2
constitutional(adjective, important, significant, original, basic)
2
elemental(adjective, important, significant, original, essential)
2
original(important, significant, basic, vital, fundamental)
2
primitive(adjective, important, significant, original, essential)
2
primordial(important, significant, original, basic, vital)
1
axiological(important, significant, original, basic, vital)
1
axiomatic(important, significant, original, basic, vital)
1
bottom(adjective, important, significant, original, essential)
1
capital(adjective, important, serious, essential, critical)
1
deep(severe, original, basic, weighty)
1
first(adjective, important, significant, original, basic)
1
foundational(important, significant, original, basic, vital)
1
grass-roots(important, significant, original, basic, vital)
1
intrinsic(adjective, important, significant, original, essential)
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APASmart Define. (2016). crucial thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/crucial/thesaurus/synonyms
ChicagoSmart Define. 2016. "crucial thesaurus" https://smartdefine.org/crucial/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, crucial thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/crucial/thesaurus/synonyms>.
MLASmart Define. "crucial thesaurus" 11 March 2016. Web. 29 September 2026. <https://smartdefine.org/crucial/thesaurus/synonyms>