20 entries under badly topic. ×

4
arduously(adverb, severely, vigorously, hardly)
3
exhaustingly(adverb, severely, vigorously, hardly)
2
agonizingly(adverb, severely, vigorously, hardly)
2
distressingly(adverb, severely, vigorously, hardly)
1
awkwardly(adverb, severely, vigorously, hardly)
1
burdensomely(adverb, severely, vigorously, hardly)
1
carefully(adverb, severely, vigorously, hardly)
1
cumbersomely(adverb, severely, vigorously, hardly)
1
cumbrously(adverb, severely, vigorously, hardly)
1
hardly(adverb, severely, vigorously, painfully)
1
harshly(adverb, severely, vigorously, hardly)
1
inconveniently(adverb, severely, vigorously, hardly)
1
laboriously(adverb, severely, vigorously, hardly)
1
ponderously(adverb, severely, vigorously, hardly)
1
tiredly(adverb, severely, vigorously, hardly)
1
toilsomely(adverb, severely, vigorously, hardly)
1
unwieldily(adverb, severely, vigorously, hardly)
1
with difficulty(expression, adverb, severely, vigorously)
1
with great effort(expression, idiom, adverb, severely)
0
hard(adverb, hardly, harshly, laboriously)
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APASmart Define. (2013). gruelingly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/gruelingly/thesaurus/synonyms
ChicagoSmart Define. 2013. "gruelingly thesaurus" https://smartdefine.org/gruelingly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2013, gruelingly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/gruelingly/thesaurus/synonyms>.
MLASmart Define. "gruelingly thesaurus" 17 June 2013. Web. 24 September 2026. <https://smartdefine.org/gruelingly/thesaurus/synonyms>