3 entries under strictly topic. ×

10
persistently(adverb, vigorously, earnestly, hastily, carefully)
2
perseveringly(adverb, vigorously, earnestly, hastily, carefully)
2
purposefully(vigorously, earnestly, hastily, carefully)
10 years ago|3.1k views|share |citing 
APASmart Define. (2016). indefatigably thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/indefatigably/thesaurus/synonyms
ChicagoSmart Define. 2016. "indefatigably thesaurus" https://smartdefine.org/indefatigably/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, indefatigably thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/indefatigably/thesaurus/synonyms>.
MLASmart Define. "indefatigably thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/indefatigably/thesaurus/synonyms>