131 entries under adverb topic. ×

1
earnestly(vigorously, actively, hastily, carefully)
1
energetically(vigorously, extremely, earnestly, hastily)
1
excruciatingly
1
exhaustingly(badly, severely, vigorously, hardly)
1
forcibly
1
fussily
1
gnawingly
1
grindingly
1
horrendously
1
hurtfully
1
insufferably
1
intensely
1
intently
1
irksomely
1
irritatingly
1
knottily
1
miserably
1
odiously
1
offensively
1
perseveringly(vigorously, earnestly, actively, hastily)
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APASmart Define. (2015). arduously thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/arduously/thesaurus/synonyms
ChicagoSmart Define. 2015. "arduously thesaurus" https://smartdefine.org/arduously/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, arduously thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/arduously/thesaurus/synonyms>.
MLASmart Define. "arduously thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/arduously/thesaurus/synonyms>