74 entries under adverb topic. ×

1
ponderously(badly, severely, vigorously, hardly)
1
smartingly
1
sorely
1
stingingly
1
tiredly(badly, severely, vigorously, hardly)
1
toilsomely(badly, severely, vigorously, hardly)
1
tormentingly
1
troublesomely
1
unbearably
1
uncomfortably
1
unpleasantly
1
unwieldily(badly, severely, vigorously, hardly)
1
with difficulty(expression, badly, severely, vigorously)
1
with great effort(expression, idiom, badly, severely)
1
witheringly
1
woefully
0
challengingly
0
demandingly
0
exactingly
0
gruellingly
13 years ago|1.5k views|share |citing 
APASmart Define. (2013). gruelingly thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/gruelingly/thesaurus/synonyms
ChicagoSmart Define. 2013. "gruelingly thesaurus" https://smartdefine.org/gruelingly/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2013, gruelingly thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/gruelingly/thesaurus/synonyms>.
MLASmart Define. "gruelingly thesaurus" 17 June 2013. Web. 26 September 2026. <https://smartdefine.org/gruelingly/thesaurus/synonyms>