142 entries under sound topic. ×
| sapient(knowledgeable, cultured, educated, erudite) | |
| scientific(adjective, correct, exact, proper) | |
| skilled(knowledgeable, cultured, educated, erudite) | |
| solemn(sober, serious, knowledgeable, cultured) | |
| stark(adjective, strong, hard, tough) | |
| stringent(good, right, reasonable, severe) | |
| studied(knowledgeable, cultured, educated, erudite) | |
| unerring(adjective, close, correct, exact) | |
| attested(good, right, reasonable, rational) | |
| confirmed(good, right, reasonable, certain) | |
| determinative(reasonable, honest, rational, convincing) | |
| efficacious(good, right, reasonable, rational) | |
| in force(expression, good, right, reasonable) | |
| justifiable(reasonable, rational, logical, understandable) | |
| official(good, right, reasonable, rational) | |
| original(good, right, reasonable, material) | |
| regulars(verb, whole, continuous, solids) | |
| solids(verb, bar, piece, whole) | |
| tested(good, right, reasonable, rational) | |
| ultimate(reasonable, rational) |
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| APA | Smart Define. (2016). solid thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/solid/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "solid thesaurus" https://smartdefine.org/solid/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, solid thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/solid/thesaurus/synonyms>. |
| MLA | Smart Define. "solid thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/solid/thesaurus/synonyms> |