5
perseveringly(adverb, vigorously, earnestly, hastily, carefully)
5
regularly(adverb, continuously)
5
resolutely(adverb, resolutely, tenaciously)
5
tirelessly(adverb, resolutely, tenaciously)
5
unceasingly(adverb, continuously)
4
abidingly(adverb, permanently)
4
assiduously(adverb, thoroughly, seriously, vigorously, closely)
4
decisively(adverb, resolutely, tenaciously)
4
endlessly(adverb, continuously)
4
enduringly(adverb, tenaciously, permanently)
4
everlastingly(adverb, continuously, permanently)
4
faithfully(adverb, resolutely, tenaciously)
4
fervently(adverb, vigorously, earnestly, actively, hastily)
4
frequently
4
hard(adverb, thoroughly, closely, actively, definitely)
4
industriously(adverb, thoroughly, seriously, vigorously, closely)
4
insistently
4
intently(adverb, thoroughly, closely, strictly, resolutely)
4
pertinaciously
4
repetitively(adverb, continuously)
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APASmart Define. (2015). persistently thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/persistently/thesaurus/synonyms
ChicagoSmart Define. 2015. "persistently thesaurus" https://smartdefine.org/persistently/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, persistently thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/persistently/thesaurus/synonyms>.
MLASmart Define. "persistently thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/persistently/thesaurus/synonyms>