71 entries under prime topic. ×
| head of the line(expression, head, original, primary) | |
| high-grade(adjective, quality, superior, high-quality) | |
| initial(adjective, top, important, original, prominent) | |
| primitive(adjective, top, original, essential, basic) | |
| primo(adjective, quality, bad, superior, important) | |
| top-flight(head, original, primary, arch) | |
| top of the list(expression, head, original, primary) | |
| directing(adjective, chief, principal, weighty) | |
| inaugural(adjective, important, opening, original, prominent) | |
| original(adjective, opening, fundamental, chief) | |
| pioneer(adjective, opening, original, primary) |
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| APA | Smart Define. (2016). main thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/main/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "main thesaurus" https://smartdefine.org/main/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, main thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/main/thesaurus/synonyms>. |
| MLA | Smart Define. "main thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/main/thesaurus/synonyms> |