6 entries under strictly topic. ×

9
doggedly(adverb, thoroughly, closely, firmly)
8
indefatigably(adverb, vigorously, earnestly, hastily, carefully)
5
perseveringly(adverb, vigorously, earnestly, hastily, carefully)
4
intently(adverb, thoroughly, closely, resolutely)
3
purposefully(adverb, vigorously, earnestly, hastily, carefully)
1
with determination(expression, adverb, thoroughly, closely)
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APASmart Define. (2015). persistently thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/persistently/thesaurus/synonyms
ChicagoSmart Define. 2015. "persistently thesaurus" https://smartdefine.org/persistently/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, persistently thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/persistently/thesaurus/synonyms>.
MLASmart Define. "persistently thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/persistently/thesaurus/synonyms>