208 entries under basic topic. ×
| obligation(noun, right, want, need, certainty) | |
| part and parcel(noun, expression, idiom, drop, part) | |
| quintessence(noun, necessity, intrinsicality) | |
| want(noun, verb, right, concern, demand) | |
| compelling(adjective, important, significant, serious, critical) | |
| decisive(adjective, severe, big, important, significant) | |
| dominant(adjective, important, outstanding, significant, prominent) | |
| foundational(adjective, simple, plain, pure, important) | |
| ideal(adjective, fundamental) | |
| immanent(adjective, characteristic, natural, fundamental) | |
| life-or-death(adjective, important, critical, fundamental) | |
| nub(noun, adjective, original, heart) | |
| nuclear(adjective, close, body, material, important) | |
| perfect(adjective, fundamental, greatness) | |
| predominant(adjective, important, outstanding, significant, prominent) | |
| brass tacks(noun, necessity) | |
| center(noun, adjective, support, action, base) | |
| cold(adjective, hard, severe, fundamental) | |
| compulsion(noun, right, concern, demand, want) | |
| exigent(adjective, big, important, significant, substantial) |
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| APA | Smart Define. (2016). essential thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/essential/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "essential thesaurus" https://smartdefine.org/essential/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, essential thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/essential/thesaurus/synonyms>. |
| MLA | Smart Define. "essential thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/essential/thesaurus/synonyms> |