- Definitions|1
- Thesaurus|765
- Abbreviations|0
47 entries under confident topic. ×
| safe(adjective, clear, hard, sound, firm) | |
| sealed(adjective, solid, certain, sure) | |
| secure(adjective, firm, solid, certain, sure) | |
| sewed up(expression, adjective, solid, certain, sure) | |
| surefire(adjective, solid, certain, sure) | |
| trustworthy(adjective, clear, hard, sound, correct) | |
| believing(adjective, firm, sure, positive) |
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| APA | Smart Define. (2015). undoubted thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/undoubted/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "undoubted thesaurus" https://smartdefine.org/undoubted/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, undoubted thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/undoubted/thesaurus/synonyms>. |
| MLA | Smart Define. "undoubted thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/undoubted/thesaurus/synonyms> |