73 entries under outstanding topic. ×
| heavy(adjective, great, tough, severe, big) | |
| singular(adjective, solid, extraordinary, superior, unusual) | |
| evident(adjective, clear, big, unusual, important) | |
| major-league(adjective, strong, great, extraordinary, unusual) | |
| unusual(adjective, solid, extraordinary, superior, important) | |
| distinctive(adjective, extraordinary, superior, unusual, exceptional) | |
| extraordinary(adjective, solid, superior, unusual, important) | |
| illustrious(adjective, prominent, remarkable, notable) | |
| famed(adjective, prominent, distinguished, admired) | |
| famous(adjective, strong, extraordinary, important, powerful) | |
| individual(adjective, extraordinary, superior, unusual, exceptional) | |
| noted(adjective, clear, prominent, distinguished) | |
| peculiar(adjective, solid, extraordinary, superior, unusual) | |
| red-letter(adjective, great, extraordinary, superior, unusual) | |
| renowned(adjective, big, important, substantial) | |
| super(adjective, good, extraordinary, big, unusual) | |
| well-known(adjective, prominent, distinguished) | |
| arresting(clear, solid, extraordinary, unusual, wonderful) | |
| arrestive(solid, extraordinary, unusual, wonderful, exceptional) | |
| astonishing(adjective, extraordinary, unusual, strange, exceptional) |
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| APA | Smart Define. (2016). significant thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/significant/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "significant thesaurus" https://smartdefine.org/significant/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, significant thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/significant/thesaurus/synonyms>. |
| MLA | Smart Define. "significant thesaurus" 4 March 2016. Web. 25 September 2026. <https://smartdefine.org/significant/thesaurus/synonyms> |