89 entries under primary topic. ×

2
brand-new(adjective, perfect, unusual, strange, new)
2
cardinal(adjective, important, head, significant, beginning)
2
central(adjective, important, significant, essential, basic)
2
constitutional(adjective, characteristic, body, material, important)
2
constitutive(important, significant, basic, vital)
2
crucial(adjective, important, significant, essential, basic)
2
inchoate(beginning, opening, first, early)
2
indispensable(adjective, characteristic, important, significant, natural)
2
initiative(beginning, opening, originality, first)
2
integral(adjective, characteristic, body, material, important)
2
intrinsic(adjective, characteristic, physical, material, important)
2
key(adjective, important, head, significant, beginning)
2
paramount(adjective, order, heavy, important, head)
2
recent(adjective, unusual, pure, strange, new)
2
substratal(adjective, simple, plain, important, significant)
2
undeveloped(adjective, new, fresh, basic, first)
2
young(adjective, pure, new, hot, natural)
1
ahead(adjective, head, beginning, opening, prime)
1
axiological(adjective, important, significant, essential, basic)
1
axiomatic(important, significant, basic, vital)
10 years ago|34k views|share |citing 
APASmart Define. (2016). original thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/original/thesaurus/synonyms
ChicagoSmart Define. 2016. "original thesaurus" https://smartdefine.org/original/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, original thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/original/thesaurus/synonyms>.
MLASmart Define. "original thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/original/thesaurus/synonyms>