52 entries under hard topic. ×

29
startling(verb, adjective, characteristic, severe)
11
dismaying(verb, adjective, severe, offensive)
10
disturbing(verb, adjective, severe, upsetting)
5
creepy(adjective, severe, offensive, awful)
5
disconcerting(adjective, severe, offensive, distressing)
5
disquieting(adjective, severe, offensive, upsetting)
5
ominous(adjective, severe, offensive, upsetting)
5
sinister(adjective, severe, offensive, distressing)
5
worrying(adjective, severe, offensive, upsetting)
4
distressing(adjective, severe, offensive, unpleasant)
3
agitating(verb, severe, offensive, distressing)
3
troublesome(adjective, severe, offensive, distressing)
3
upsetting(adjective, tough, severe, uncertain)
3
worrisome(adjective, severe, offensive, disturbing)
2
depressing(adjective, severe, offensive, gloomy)
2
discouraging(severe, offensive, distressing, upsetting)
2
foreboding(adjective, severe, offensive, distressing)
2
gloomy(adjective, severe, offensive, awful)
2
painful(adjective, severe, offensive, fear)
2
perturbing(adjective, severe, offensive, gloomy)
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APASmart Define. (2016). alarming thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/alarming/thesaurus/synonyms
ChicagoSmart Define. 2016. "alarming thesaurus" https://smartdefine.org/alarming/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, alarming thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/alarming/thesaurus/synonyms>.
MLASmart Define. "alarming thesaurus" 3 April 2016. Web. 24 September 2026. <https://smartdefine.org/alarming/thesaurus/synonyms>