- Definitions|2
- Thesaurus|1.5k
- Abbreviations|0
76 entries under persistent topic. ×
| sustained(adjective, constant, continuous, unyielding) | |
| unabated(adjective, severe, pure, constant) | |
| unbending(adjective, direct, severe, pure, straight) | |
| unfluctuating(adjective, calm, direct, smooth, right) | |
| abiding(adjective, constant, continuous, endless) | |
| bound(adjective, constant, pitiless, unyielding) | |
| bound and determined(expression, adjective, idiom, constant) | |
| chronic(adjective, constant, continuous, endless) | |
| ferocious(adjective, harsh, violent, wild, vicious) | |
| fierce(adjective, harsh, violent, wild, vicious) | |
| firm(adjective, dull, complete, steady, stable) | |
| hanging tough(expression, adjective, constant, pitiless) | |
| hard-headed(adjective, constant, pitiless, unyielding) | |
| inflexible(adjective, smooth, right, solid, level) | |
| intransigent(adjective, constant, pitiless, unyielding) | |
| iron-fisted(adjective, constant, pitiless, unyielding) | |
| like the Rock of Gibralter(expression, adjective, idiom, steady, stable) | |
| merciless(adjective, violent, vicious, fierce) | |
| monochrome(adjective, dull, steady, stable, regular) | |
| monophonic(adjective, dull, steady, stable, regular) |
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| APA | Smart Define. (2015). unbroken thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unbroken/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unbroken thesaurus" https://smartdefine.org/unbroken/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, unbroken thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unbroken/thesaurus/synonyms>. |
| MLA | Smart Define. "unbroken thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/unbroken/thesaurus/synonyms> |