| confident(adjective, weak, certain, timid, assured) | |
| desirous | |
| certain(adjective, clear, fixed, sure, confident) | |
| sure(adjective, clear, certain, definite) | |
| clear(adjective, certain, doubtful, sure, ambiguous) | |
| definite(adjective, clear, exact, certain, fixed) | |
| determined(verb, adjective, clear, sure) | |
| world class | |
| indisputable | |
| reliable(adjective, clear, bad, weak, sure) | |
| self-confident | |
| unchanging(adjective, clear, sure) | |
| dependable(adjective, weak, unreliable) | |
| distinct(adjective, obscure) | |
| faithful(adjective, cool, weak, false, authentic) | |
| indubitable | |
| resolute | |
| sealed(verb, adjective) | |
| stable | |
| steady |
For more, visit
Uncertain on
Power Thesaurus
| APA | Smart Define. (2016). uncertain thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/uncertain/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "uncertain thesaurus" https://smartdefine.org/uncertain/thesaurus/antonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, uncertain thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/uncertain/thesaurus/antonyms>. |
| MLA | Smart Define. "uncertain thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/uncertain/thesaurus/antonyms> |