38 entries under vigorously topic. ×

8
indefatigably(adverb, earnestly, hastily, carefully)
7
diligently(adverb, thoroughly, seriously, closely)
7
unremittingly(adverb, thoroughly, seriously, closely)
5
perseveringly(adverb, earnestly, hastily, carefully)
4
assiduously(adverb, thoroughly, seriously, closely)
4
fervently(adverb, earnestly, actively, hastily)
4
industriously(adverb, thoroughly, seriously, closely)
3
ardently(adverb, earnestly, actively, hastily)
3
earnestly(adverb, thoroughly, closely, actively)
3
energetically(adverb, earnestly, actively, hastily)
3
purposefully(adverb, earnestly, hastily, carefully)
3
zealously(adverb, earnestly, actively, hastily)
2
enthusiastically(adverb, earnestly, actively, hastily)
2
painstakingly(adverb, thoroughly, seriously, closely)
2
seriously(adverb, earnestly, actively, hastily)
2
strenuously(adverb, thoroughly, seriously, closely)
1
actively intently(expression, adverb, earnestly, hastily)
1
agilely(adverb, earnestly, actively, hastily)
1
animatedly(adverb, earnestly, actively, hastily)
1
arduously(adverb, earnestly, actively, hastily)
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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>