94 entries under severe topic. ×

1
no picnic(hard, tough, difficult, painful)
1
not easy(expression, idiom, tough, difficulty)
1
perplexing(hard, offensive, distressing, upsetting)
1
problem(tough, painful, problematic, trying)
1
problematic(tough, painful, trying)
1
prohibitive(tough, painful, problematic, trying)
1
rigid(tough, correct, harsh, proper)
1
terrible(adjective, tough, rough, difficult)
1
threatening(hard, tough, difficult, offensive)
1
unsettling(adjective, hard, offensive, distressing)
1
unyielding(tough, painful, problematic, trying)
1
upstream(tough, painful, problematic, trying)
1
vexing(hard, offensive, distressing, irritating)
0
agitating(hard, offensive, distressing, upsetting)
0
alarming(hard, offensive, distressing, upsetting)
0
consequential(hard, offensive, distressing, upsetting)
0
disagreeable(hard, offensive, distressing, upsetting)
0
discomforting(hard, offensive, distressing, upsetting)
0
discommoding(hard, offensive, distressing, upsetting)
0
discomposing(hard, offensive, distressing, upsetting)
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APASmart Define. (2015). onerous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/onerous/thesaurus/synonyms
ChicagoSmart Define. 2015. "onerous thesaurus" https://smartdefine.org/onerous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, onerous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/onerous/thesaurus/synonyms>.
MLASmart Define. "onerous thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/onerous/thesaurus/synonyms>