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

60 entries under primary topic. ×

1
leading(adjective, important, serious, capital, essential)
1
structural(important, significant, original, basic, vital)
1
substratal(adjective, important, significant, original, essential)
1
substrative(important, significant, original, basic, vital)
1
supporting(important, significant, original, basic, vital)
1
sustaining(important, significant, original, basic, vital)
1
theoretical(important, significant, original, basic, vital)
1
underived(important, significant, original, basic, vital)
0
arch(adjective, important, grand, prominent, main)
0
concealed(adjective, original, basic, fundamental, hidden)
0
core(original, fundamental, key, chief)
0
deep-seated(original, basic)
0
hidden(adjective, original, basic, fundamental)
0
latent(adjective, original, basic, fundamental, hidden)
0
lurking(adjective, original, basic, fundamental, hidden)
0
nub(adjective, original, basic, fundamental)
0
root(adjective, original, basic, fundamental, hidden)
0
ruling(adjective, important, essential, prominent, key)
0
superior(adjective, important, prominent, main, principal)
0
veiled(adjective, original, basic, fundamental, hidden)
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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>