20 entries under hardly topic. ×

10
laboriously(adverb, easy, badly, severely, vigorously)
6
hard(adverb, easy, badly, extremely)
4
toilsomely(adverb, badly, severely, vigorously)
3
awkwardly(adverb, badly, severely, vigorously)
3
gruelingly(adverb, badly, severely, vigorously)
3
harshly(adverb, badly, severely, vigorously)
3
with difficulty(expression, idiom, adverb, badly, severely)
2
agonizingly(adverb, badly, severely, vigorously)
2
carefully(adverb, badly, severely, vigorously, earnestly)
2
distressingly(adverb, badly, severely, vigorously)
2
inconveniently(adverb, badly, severely, vigorously)
1
badly(adverb, severely, vigorously, painfully)
1
burdensomely(adverb, badly, severely, vigorously)
1
cumbersomely(adverb, badly, severely, vigorously)
1
cumbrously(adverb, badly, severely, vigorously)
1
exhaustingly(adverb, badly, severely, vigorously)
1
ponderously(adverb, badly, severely, vigorously)
1
tiredly(adverb, badly, severely, vigorously)
1
unwieldily(adverb, badly, severely, vigorously)
1
with great effort(expression, idiom, adverb, badly, severely)
11 years ago|4.7k views|share |citing 
APASmart Define. (2015). arduously thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/arduously/thesaurus/synonyms
ChicagoSmart Define. 2015. "arduously thesaurus" https://smartdefine.org/arduously/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, arduously thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/arduously/thesaurus/synonyms>.
MLASmart Define. "arduously thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/arduously/thesaurus/synonyms>