218 entries under adjective topic. ×

6
horrendous(awful, terrible, horrible, painful)
6
miserable(awful, terrible, horrible, painful)
6
odious(awful, terrible, horrible, painful)
5
difficult(hard, tough, severe, harsh)
5
effortful(hard, tough, difficult, awkward)
5
tough(hard, difficult, problematic, trying)
5
atrocious(bad, awful, terrible, disgusting)
5
bothersome(tough, difficult, awkward, grim)
5
damnable(bad, awful, terrible, disgusting)
5
desperate(awful, terrible, horrible, afraid)
5
dire(awful, terrible, horrible, afraid)
5
direful(awful, terrible, horrible, afraid)
5
flagrant(awful, terrible, horrible, afraid)
5
gastful(awful, terrible, horrible, afraid)
5
ghastful(awful, terrible, horrible, afraid)
5
grisly(awful, terrible, horrible, afraid)
5
grizzly(awful, terrible, horrible, afraid)
5
gruesome(awful, terrible, horrible, afraid)
5
hair raising(awful, terrible, horrible, afraid)
5
helluva(awful, terrible, horrible, afraid)
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APASmart Define. (2015). grueling thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/grueling/thesaurus/synonyms
ChicagoSmart Define. 2015. "grueling thesaurus" https://smartdefine.org/grueling/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, grueling thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/grueling/thesaurus/synonyms>.
MLASmart Define. "grueling thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/grueling/thesaurus/synonyms>