- Definitions|2
- Thesaurus|244
- Abbreviations|0
110 entries under adverb topic. ×
| persistently(vigorously, earnestly, hastily, carefully) | |
| diligently(vigorously, earnestly, actively, hastily) | |
| tirelessly(resolutely, tenaciously) | |
| industriously(vigorously, earnestly, actively, hastily) | |
| assiduously(vigorously, earnestly, actively, hastily) | |
| doggedly(resolutely, tenaciously) | |
| energetically(vigorously, earnestly, actively, hastily) | |
| laboriously(vigorously, earnestly, actively, hastily) | |
| sedulously | |
| strenuously(vigorously, earnestly, actively, hastily) | |
| unflaggingly | |
| determinedly(resolutely, tenaciously) | |
| faithfully(resolutely, tenaciously) | |
| fervently(vigorously, earnestly, actively, hastily) | |
| hard | |
| resolutely(resolutely, tenaciously) | |
| unremittingly(vigorously, earnestly, actively, hastily) | |
| devotedly(resolutely, tenaciously) | |
| heartily(resolutely, tenaciously) | |
| indomitably(resolutely, tenaciously) |
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| APA | Smart Define. (2016). indefatigably thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/indefatigably/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "indefatigably thesaurus" https://smartdefine.org/indefatigably/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, indefatigably thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/indefatigably/thesaurus/synonyms>. |
| MLA | Smart Define. "indefatigably thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/indefatigably/thesaurus/synonyms> |