42 entries under distant topic. ×
| do or die(expression, adjective, idiom, tough, firm) | |
| dug in(expression, adjective, tough, firm) | |
| hard as nails(expression, adjective, idiom, tough, firm) | |
| hold the fort(expression, adjective, idiom, tough, firm) | |
| hold the line(expression, adjective, idiom, tough, firm) | |
| incompliant(adjective, tough, firm, fixed) | |
| inelastic(adjective, tough, firm, fixed) | |
| inexorable(adjective, tough, severe, firm, serious) | |
| intractable(adjective, strong, tough, firm, cold) | |
| locked in(expression, adjective, tough, firm) | |
| modest(adjective, good, close, quiet, correct) | |
| resolute(adjective, tough, firm, fixed) | |
| set in stone(expression, adjective, idiom, tough, firm) | |
| single-minded(adjective, tough, firm, fixed) | |
| solitary(adjective, close, quiet, gentle, mild) | |
| standing pat(expression, adjective, tough, firm) | |
| unapproachable(adjective, close, quiet, cool, cold) | |
| uncompanionable(adjective, close, quiet, gentle, cold) | |
| uncompromising(adjective, tough, firm, careful) | |
| undemonstrative(adjective, close, quiet, gentle, mild) |
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| APA | Smart Define. (2016). formal thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/formal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "formal thesaurus" https://smartdefine.org/formal/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, formal thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/formal/thesaurus/synonyms>. |
| MLA | Smart Define. "formal thesaurus" 10 March 2016. Web. 23 September 2026. <https://smartdefine.org/formal/thesaurus/synonyms> |