92 entries under severe topic. ×

8
harmful(adjective, painful)
8
intolerable(adjective, hard, tough, rough)
8
offensive(adjective, unpleasant, awful, terrible)
8
onerous(adjective, hard, difficult, harsh)
7
dark(adjective, bad, tough, sad)
7
egregious(adjective, bad, painful)
7
villainous(adjective, painful, inexpedience)
6
damaging(adjective, painful)
6
ugly(adjective, tough, unpleasant, awful)
5
distasteful(adjective, hard, tender, offensive)
4
heart-rending(adjective, awful, miserable, grim)
4
major(adjective, great, tough, unpleasant)
4
wounding(adjective, painful)
3
disagreeable(adjective, hard, tough, rough)
3
mean(adjective, bad, hard, poor)
2
afflicting(adjective, pain, painful)
2
bleak(adjective, tough, harsh, cruel)
2
exacting(adjective, hard, tough, difficult)
2
fell(adjective, tough, unpleasant, heavy)
2
formidable(adjective, tough, difficult, unpleasant)
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APASmart Define. (2016). grievous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/grievous/thesaurus/synonyms
ChicagoSmart Define. 2016. "grievous thesaurus" https://smartdefine.org/grievous/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, grievous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/grievous/thesaurus/synonyms>.
MLASmart Define. "grievous thesaurus" 26 February 2016. Web. 28 September 2026. <https://smartdefine.org/grievous/thesaurus/synonyms>