- Definitions|2
- Thesaurus|5k
- Abbreviations|0
108 entries under heavy topic. ×
| well-founded(adjective, calm, good, strong, sound) | |
| burly(adjective, strong, hard, fit, solid) | |
| close(adjective, set, strong, hard, tough) | |
| staunch(adjective, calm, strong, sound, secure) | |
| thickset(adjective, hard, solid, deep) | |
| forceful(adjective, strong, sound, tough, solid) | |
| hale(adjective, strong, sound, complete, tough) | |
| high(adjective, hard, awkward, deep) | |
| impenetrable(adjective, close, set, strong, hard) | |
| impermeable(adjective, close, set, hard, tough) | |
| plenteous(adjective, give, great, big) | |
| sober(adjective, firm, solid, big) | |
| tenacious(adjective, strong, sound, tough, fit) | |
| able-bodied(adjective, strong, sound, tough, fit) | |
| crucial(adjective, big, important, significant) | |
| fixed(adjective, strong, hard, sound, tough) | |
| galore(adjective, great, full, large) | |
| heavy-duty(adjective, strong, great, sound, tough) | |
| heavyweight(adjective, big, important, significant) | |
| ponderous(adjective, big, awkward, large) |
For more, visit
Substantial on
Power Thesaurus
| APA | Smart Define. (2016). substantial thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/substantial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "substantial thesaurus" https://smartdefine.org/substantial/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, substantial thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/substantial/thesaurus/synonyms>. |
| MLA | Smart Define. "substantial thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/substantial/thesaurus/synonyms> |