402 entries under adjective topic. ×
| giant(great, big, large, huge) | |
| hefty(great, big, substantial, large) | |
| humongous(great, big, large, huge) | |
| important(significant, substantial, large, valuable) | |
| large-scale(big, substantial, large, grand) | |
| lengthy(great, big, deep, high) | |
| monstrous(huge, vast, immense, massive) | |
| sizeable(significant, substantial, large) | |
| detailed(great, fancy, top, perfect) | |
| Brobdingnagian(huge, vast, massive) | |
| across-the-board(complete, full, grand, broad) | |
| cosmopolitan(union, universal, worldwide, versatile) | |
| deep(open, great, spread, full) | |
| encyclopaedic | |
| far-flung(big, large, grand, huge) | |
| generous(open, great, top, substantial) | |
| grand(strong, great, big, powerful) | |
| in-depth(complete, total, thorough, unrestrained) | |
| indiscriminate(big, large, grand, huge) | |
| interminable(great, complete, absolute, huge) |
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| APA | Smart Define. (2016). extensive thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/extensive/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "extensive thesaurus" https://smartdefine.org/extensive/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, extensive thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/extensive/thesaurus/synonyms>. |
| MLA | Smart Define. "extensive thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/extensive/thesaurus/synonyms> |