87 entries under dreadful topic. ×

7
terrible(adjective, bad, strong, hard, severe)
6
difficult(noun, adjective, hard, tough, severe)
6
formidable(adjective, hard, tough, severe, evil)
6
unsound(adjective, severe, delicate, awful, terrible)
5
fell(adjective, strong, tough, severe, intense)
5
vicious(adjective, bad, strong, hard, wrong)
3
intense(adjective, strong, severe, harsh, awful)
3
major(adjective, great, tough, severe, unpleasant)
3
noisome(adjective, bad, evil, offensive, unpleasant)
3
rough(adjective, bad, hard, tough, nasty)
3
troublesome(adjective, hard, severe, evil, rough)
2
awful(adjective, bad, strong, severe, offensive)
2
base(adjective, unpleasant, violent, wild, fierce)
2
despicable(adjective, hard, evil, rough, nasty)
2
disagreeable(adjective, hard, evil, rough, nasty)
2
malevolent(adjective, bad, strong, severe, intense)
2
mean(adjective, tough, nasty, rude, unpleasant)
2
offensive(adjective, bad, severe, evil, unpleasant)
2
scandalous(adjective, unpleasant, violent, determined, anxious)
2
spiteful(adjective, evil, rude, unpleasant, violent)
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APASmart Define. (2016). dangerous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/dangerous/thesaurus/synonyms
ChicagoSmart Define. 2016. "dangerous thesaurus" https://smartdefine.org/dangerous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, dangerous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/dangerous/thesaurus/synonyms>.
MLASmart Define. "dangerous thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/dangerous/thesaurus/synonyms>