102 entries under persistent topic. ×
| persevering(adjective, strong, tough, flat, firm) | |
| reliable(adjective, resolute, certainty, dedicated) | |
| rigid(adjective, firm, harsh, cruel, determined) | |
| stable(adjective, close, strong, flat, firm) | |
| staunch(adjective, strong, tough, flat, firm) | |
| steadfast(adjective, strong, tough, flat, firm) | |
| steady(adjective, set, strong, severe, flat) | |
| stubborn(adjective, strong, tough, firm, intense) | |
| tight(adjective, close, strong, tough, firm) | |
| unbending(adjective, strong, flat, firm, harsh) | |
| unflinching(adjective, strong, flat, harsh, certain) | |
| unyielding(adjective, strong, tough, flat, firm) | |
| wholehearted(adjective, set, firm, resolute) | |
| abiding(adjective, set, strong, flat, firm) | |
| ceaseless(adjective, constant, pitiless, unyielding) | |
| constant(noun, adjective, strong, flat, limit) | |
| continual(adjective, determined, steady, resolute) | |
| continuous(adjective, constant, pitiless, unyielding) | |
| dependable(adjective, determined, vigorous, resolute) | |
| endless(adjective, determined, steady, resolute) |
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| APA | Smart Define. (2016). bound thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/bound/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "bound thesaurus" https://smartdefine.org/bound/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, bound thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/bound/thesaurus/synonyms>. |
| MLA | Smart Define. "bound thesaurus" 26 February 2016. Web. 21 September 2026. <https://smartdefine.org/bound/thesaurus/synonyms> |