123 entries under basic topic. ×
| crucial(adjective, important, significant, original, essential) | |
| embryonic(adjective, simple, beginning, opening, original) | |
| necessary(adjective, easy, important, significant, original) | |
| primordial(adjective, important, head, significant, beginning) | |
| vital(adjective, top, important, significant, original) | |
| constitutive(important, significant, original, vital) | |
| critical(adjective, original, essential, fundamental) | |
| deep(adjective, original, primary) | |
| early(adjective, simple, head, beginning, opening) | |
| important(adjective, significant, original, vital) | |
| indispensable(adjective, characteristic, important, significant, natural) | |
| major(important, significant, original, vital) | |
| opening(adjective, head, beginning, original) | |
| substratal(adjective, simple, plain, important, significant) | |
| ABCs(adjective, simple, straightforward, undemanding) | |
| absolute(adjective, simple, clean, plain, pure) | |
| axiological(important, significant, original, vital) | |
| axiomatic(important, significant, original, vital) | |
| bottom-line(adjective, important, significant, original, essential) | |
| deep-seated(adjective, characteristic, original, essential) |
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| APA | Smart Define. (2015). elementary thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/elementary/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "elementary thesaurus" https://smartdefine.org/elementary/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, elementary thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/elementary/thesaurus/synonyms>. |
| MLA | Smart Define. "elementary thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/elementary/thesaurus/synonyms> |