92 entries under primary topic. ×
| foremost(adjective, adverb, time, bad, position) | |
| leading(adjective, order, time, quality, bad) | |
| original(noun, adjective, order, start, fake) | |
| initial(noun, adjective, order, start, important) | |
| chief(adjective, quality, bad, position, tough) | |
| principal(adjective, bad, tough, top, excellent) | |
| prime(adjective, good, order, quality, bad) | |
| paramount(adjective, quality, bad, direct, tough) | |
| main(adjective, quality, top, superior, importance) | |
| premier(adjective, order, top, excellent, superior) | |
| supreme(adjective, good, bad, great, tough) | |
| cardinal(adjective, order, quality, top, superior) | |
| head(noun, adjective, order, position, top) | |
| basic(adjective, order, important, significant, opening) | |
| greatest(adjective, quality, bad, position, tough) | |
| dominant(adjective, quality, top, excellent, superior) | |
| fundamental(adjective, order, violent, important, opening) | |
| inaugural(adjective, order, important, beginning, opening) | |
| early(adjective, order, start, beginning, opening) | |
| outstanding(adjective, good, bad, great, tough) |
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| APA | Smart Define. (2016). first thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/first/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "first thesaurus" https://smartdefine.org/first/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, first thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/first/thesaurus/synonyms>. |
| MLA | Smart Define. "first thesaurus" 31 March 2016. Web. 20 September 2026. <https://smartdefine.org/first/thesaurus/synonyms> |