1
undauntedly(adverb, tenaciously)
1
unflaggingly(adverb, tenaciously)
1
unremittingly(vigorously, earnestly, actively, hastily, carefully)
1
unsparingly
1
unweariedly(vigorously, earnestly, actively, hastily, carefully)
1
vigilantly(vigorously, earnestly, actively, hastily, carefully)
1
vivaciously(vigorously, earnestly, actively, hastily, carefully)
1
vividly
1
wildly
1
with a straight face(expression, idiom, adverb, seriously, vigorously)
1
with enthusiasm(expression, earnestly, promptly, enthusiastically, ardently)
1
with forethought(expression, adverb, seriously, vigorously, earnestly)
1
with gusto(expression, earnestly, promptly, enthusiastically, energetically)
1
with sobriety(expression, adverb, seriously, vigorously, earnestly)
1
yearningly(kindly, lovingly, caringly)
0
alcoholically
0
altruistically(keenly, eagerly, passionately)
0
amatively
0
anxious(keenly, eagerly, passionately, expressively)
0
ardent
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APASmart Define. (2015). fervently thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/fervently/thesaurus/synonyms
ChicagoSmart Define. 2015. "fervently thesaurus" https://smartdefine.org/fervently/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, fervently thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/fervently/thesaurus/synonyms>.
MLASmart Define. "fervently thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/fervently/thesaurus/synonyms>