- Definitions|1
- Thesaurus|173
- Abbreviations|0
| decision | |
| dedication(noun, resolve, determination, resolution, perseverance) | |
| drive(noun, resolve, determination, resolution, perseverance) | |
| dynamism(noun, activity, energy, vigor, determination) | |
| earnestness | |
| effort(noun, energy, vigor, determination, labor) | |
| enterprise(noun, activity, energy, vigor, determination) | |
| firmness | |
| gentleness | |
| goodwill | |
| helpfulness | |
| immovability(noun, determination, resolution, persistence, grit) | |
| importunity(resolve, perseverance, tenacity) | |
| inflexibility | |
| intentness(noun, activity, energy, vigor, determination) | |
| inventiveness(noun, activity, energy, vigor, determination) | |
| kindness | |
| labor(noun, activity, energy, vigor, determination) | |
| notice | |
| obdurateness |
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| APA | Smart Define. (2015). tirelessness thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/tirelessness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "tirelessness thesaurus" https://smartdefine.org/tirelessness/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, tirelessness thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/tirelessness/thesaurus/synonyms>. |
| MLA | Smart Define. "tirelessness thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/tirelessness/thesaurus/synonyms> |