77 entries under severe topic. ×

3
discomforting(verb, hard, offensive, distressing)
3
inconvenient(adjective, hard, offensive, unpleasant)
3
onerous(adjective, dull, tough, boring)
2
agitating(verb, hard, offensive, distressing)
2
demanding(adjective, dull, tough, boring)
2
discommoding(hard, offensive, distressing, upsetting)
2
discomposing(verb, hard, offensive, distressing)
2
laborious(adjective, dull, tough, boring)
2
titanic(tough, painful, problematic, trying)
2
tough(adjective, dull, boring, grim)
2
unsettling(adjective, hard, offensive, distressing)
1
alarming(hard, offensive, distressing, disturbing)
1
ambitious(tough, painful, problematic, trying)
1
backbreaker(tough, painful, problematic, trying)
1
challenging(tough, painful, problematic, trying)
1
crucial(tough, painful, problematic, trying)
1
depressing(adjective, hard, offensive, gloomy)
1
difficile(tough, painful, problematic, trying)
1
disconcerting(hard, offensive, distressing, upsetting)
1
discouraging(hard, offensive, distressing, upsetting)
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APASmart Define. (2016). irritating thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/irritating/thesaurus/synonyms
ChicagoSmart Define. 2016. "irritating thesaurus" https://smartdefine.org/irritating/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, irritating thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/irritating/thesaurus/synonyms>.
MLASmart Define. "irritating thesaurus" 7 January 2016. Web. 24 September 2026. <https://smartdefine.org/irritating/thesaurus/synonyms>