103 entries under dreadful topic. ×

4
painful(adjective, tough, severe, evil, nasty)
4
troublesome(adjective, hard, easy, severe, difficult)
4
uncivilized(adjective, severe, offensive, rude, awful)
4
unsound(adjective, severe, delicate, awful, terrible)
4
violent(adjective, clear, tough, severe, evil)
4
worthless(adjective, bad, evil, corrupt)
3
deplorable(adjective, wrong, criminal, appalling)
3
formidable(adjective, bad, nasty, delicate, unpleasant)
3
messy(adjective, unpleasant, terrible, dirty, horrible)
3
rough(adjective, strong, tough, severe, nasty)
3
serious(adjective, bad, nasty, harsh, unpleasant)
3
troublous(adjective, tough, severe, unpleasant, awful)
2
dour(adjective, hard, severe, evil, sharp)
2
forbidding(adjective, evil, rough, nasty, harsh)
2
gloomy(adjective, rough, nasty, dark, unpleasant)
2
grave(adjective, harsh, unpleasant, terrible, cruel)
2
low-down(adjective, bad, wrong, evil, unpleasant)
2
menacing(adjective, bad, unpleasant, heavy, uncertain)
2
nauseous(adjective, unpleasant, horrible, disagreeable)
2
ominous(adjective, mean, bad, wrong, evil)
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APASmart Define. (2016). wicked thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/wicked/thesaurus/synonyms
ChicagoSmart Define. 2016. "wicked thesaurus" https://smartdefine.org/wicked/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, wicked thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/wicked/thesaurus/synonyms>.
MLASmart Define. "wicked thesaurus" 28 March 2016. Web. 26 September 2026. <https://smartdefine.org/wicked/thesaurus/synonyms>