51 entries under large topic. ×
| vast(adjective, huge, expensive, high-priced) | |
| considerable(adjective, significant, substantial, excessive) | |
| great(adjective, significant, substantial, high) | |
| big(significant, substantial, huge, immense) | |
| extensive(common, significant, substantial, huge) | |
| sizable(significant, substantial) | |
| sizeable(adjective, significant, substantial, excessive) | |
| super(significant, substantial) | |
| weighty(significant, substantial) | |
| ample(significant, substantial, huge, immense) | |
| reasonable(significant, substantial) | |
| renowned(significant, substantial) | |
| respectable(significant, substantial) | |
| super-duper(significant, substantial) | |
| abundant(significant, substantial) | |
| appreciable(significant, substantial) | |
| bountiful(significant, substantial) | |
| comfortable(significant, substantial) | |
| commodious(significant, substantial) | |
| consequential(significant, substantial) |
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| APA | Smart Define. (2015). astronomical thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/astronomical/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "astronomical thesaurus" https://smartdefine.org/astronomical/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, astronomical thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/astronomical/thesaurus/synonyms>. |
| MLA | Smart Define. "astronomical thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/astronomical/thesaurus/synonyms> |