67 entries under immense topic. ×
| great(adjective, strong, big, powerful, amazing) | |
| large(adjective, great, big, large, abundant) | |
| gigantic(adjective, great, big, large, size) | |
| tremendous(adjective, strong, great, big, powerful) | |
| massive(adjective, great, big, large, huge) | |
| colossal(adjective, great, big, large, size) | |
| mammoth(adjective, great, big, large, size) | |
| big(adjective, great, large, huge) | |
| titanic(adjective, great, big, large, size) | |
| extensive(adjective, great, space, large, huge) | |
| stupendous(adjective, great, big, wonderful, amazing) | |
| immeasurable(adjective, great, big, large, fat) | |
| boundless(adjective, limit, space, large, huge) | |
| Brobdingnagian(adjective, big, huge, monstrous) | |
| elephantine(adjective, big, large, size, huge) | |
| infinite(adjective, end, space, large, comfortable) | |
| monumental(adjective, great, big, large, size) | |
| monstrous(adjective, great, big, large, size) | |
| jumbo(adjective, great, big, large, size) | |
| measureless(adjective, large, huge, unrestrained, hidden) |
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| APA | Smart Define. (2015). vast thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/vast/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "vast thesaurus" https://smartdefine.org/vast/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, vast thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/vast/thesaurus/synonyms>. |
| MLA | Smart Define. "vast thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/vast/thesaurus/synonyms> |