43 entries under strong topic. ×
| hardy(adjective, sound, tough, solid) | |
| hearty(adjective, sound, tough, solid) | |
| in fine feather(expression, adjective, idiom, sound) | |
| mighty(adjective, sound, tough, solid) | |
| muscular(adjective, sound, tough, solid) | |
| reinforced(adjective, sound, tough, solid) | |
| robust(adjective, sound, tough, solid) | |
| secure(adjective, sound, tough, solid) | |
| sinewy(adjective, sound, tough, solid) | |
| sound(adjective, tough, solid, heavy) | |
| stable(adjective, sound, tough, solid) | |
| stalwart(adjective, sound, tough, solid) | |
| stark(adjective, sound, tough, solid) | |
| staunch(adjective, sound, tough, solid) | |
| steady(adjective, sound, tough, solid) | |
| stout(adjective, sound, tough, solid) | |
| strapping(adjective, great, sound, tough) | |
| tenacious(adjective, sound, tough, solid) | |
| unyielding(adjective, sound, tough, solid) | |
| vigorous(adjective, sound, tough, solid) |
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| APA | Smart Define. (2013). heavy-duty thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/heavy-duty/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "heavy-duty thesaurus" https://smartdefine.org/heavy-duty/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2013, heavy-duty thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/heavy-duty/thesaurus/synonyms>. |
| MLA | Smart Define. "heavy-duty thesaurus" 28 June 2013. Web. 30 September 2026. <https://smartdefine.org/heavy-duty/thesaurus/synonyms> |