- Definitions|0
- Thesaurus|281
- Abbreviations|1
150 entries under adjective topic. ×
| straight(modest, polite, decent, prim) | |
| strait-laced(solid, modest, polite, decent) | |
| strong(hard, tough, sturdy, rugged) | |
| stuffy(solid, modest, polite, decent) | |
| sturdy(strong, hard, tough, rugged) | |
| systematical | |
| thick(strong, hard, tough, sturdy) | |
| tight(severe, stiff, rigid, strict) | |
| unbending(strong, hard, tough, sturdy) | |
| unyielding(strong, hard, tough, severe) |
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| APA | Smart Define. (2013). by the book thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/by_the_book/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "by the book thesaurus" https://smartdefine.org/by_the_book/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2013, by the book thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/by_the_book/thesaurus/synonyms>. |
| MLA | Smart Define. "by the book thesaurus" 19 May 2013. Web. 30 September 2026. <https://smartdefine.org/by_the_book/thesaurus/synonyms> |