61 entries under significant topic. ×
| worthwhile(adjective, useful, rich, large) | |
| bulky(great, big, heavy, awkward) | |
| heavyweight(adjective, heavy, large, considerable) | |
| hefty(great, big, heavy, awkward) | |
| meaningful(substantial, large, considerable) | |
| momentous(substantial, large, considerable) | |
| sizable(great, big, substantial, large) | |
| valuable(adjective, strong, smart, solid, big) | |
| weighty(substantial, large, considerable) | |
| appreciable(substantial, large, copious, plenteous) | |
| astronomical(substantial, large) | |
| big-deal(large, considerable) | |
| distinguished(substantial, large) | |
| doozie(substantial, large) | |
| dynamite(substantial, large) | |
| essential(substantial, large) | |
| extraordinary(large, considerable) | |
| fab(substantial, large) | |
| influential(substantial, large) | |
| key(large, considerable) |
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| APA | Smart Define. (2016). abundant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/abundant/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "abundant thesaurus" https://smartdefine.org/abundant/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, abundant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/abundant/thesaurus/synonyms>. |
| MLA | Smart Define. "abundant thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/abundant/thesaurus/synonyms> |