- Definitions|2
- Thesaurus|899
- Abbreviations|0
185 entries under strong topic. ×
| powerful(adjective, great, tough, difficult) | |
| steady(adjective, firm, determined, resolution) | |
| stout(adjective, powerful, noble, bold) | |
| tough(adjective, hard, great, difficult) | |
| unafraid(adjective, tough, determined, vigorous) | |
| constant(adjective, firm, determined, steady) | |
| defiant(bold, persistent, spirited, obstinate) | |
| heroic(adjective, bold, resolute, spirited) | |
| overpowering(adjective, great, strength, tough) | |
| patient(adjective, calm, cool, firm) | |
| pertinacious(adjective, tough, firm, difficult) | |
| rigid(adjective, hard, tough, persistent) | |
| unswerving(adjective, firm, determined, steady) | |
| unwearied(adjective, firm, determined, steady) | |
| bullheaded(adjective, hard, tough, difficult) | |
| continuing(adjective, firm, determined, steady) | |
| devoted(adjective, firm, determined, steady) | |
| doughty(adjective, powerful, bold, courage) | |
| gritty(adjective, tough, noble, resolution) | |
| gutsy(adjective, tough, bold, spirited) |
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| APA | Smart Define. (2015). indomitable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/indomitable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "indomitable thesaurus" https://smartdefine.org/indomitable/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, indomitable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/indomitable/thesaurus/synonyms>. |
| MLA | Smart Define. "indomitable thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/indomitable/thesaurus/synonyms> |