48 entries under adjective topic. ×
| occasional | |
| original | |
| pioneering(momentous, milestone) | |
| presumptive | |
| revolutionary(momentous, milestone) | |
| uncertain | |
| advanced | |
| basic | |
| fashionable | |
| formative | |
| green | |
| influential | |
| ingenious | |
| inventive | |
| late | |
| modern | |
| newfangled | |
| primary | |
| prime | |
| radical(momentous, milestone) |
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| APA | Smart Define. (2015). landmark thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/landmark/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "landmark thesaurus" https://smartdefine.org/landmark/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, landmark thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/landmark/thesaurus/synonyms>. |
| MLA | Smart Define. "landmark thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/landmark/thesaurus/synonyms> |