101 entries under bad topic. ×

9
negative(adjective, unfriendly, antagonistic, harmful)
9
ruinous(adjective, mean, wrong, evil)
9
toxic(adjective, evil, offensive, foul)
8
noisome(adjective, evil, harmful, injurious)
7
dangerous(adjective, cruel, unkind, distressing)
7
lethal(adjective, evil, harmful, dangerous)
6
venomous(adjective, mean, evil, nasty)
5
malicious(adjective, mean, wrong, evil)
5
sinister(adjective, evil, negative, harmful)
5
virulent(adjective, mean, evil, nasty)
5
wicked(adjective, mean, wrong, evil)
4
devastating(adjective, evil, wicked, harmful)
4
fatal(adjective, evil, harmful, dangerous)
4
opposing(adjective, weak, gloomy, hostile)
4
wretched
3
counteractive(weak, gloomy)
3
repugnant(adjective, weak, evil, gloomy)
3
unsound(adjective, offensive, foul, unhealthy)
3
vicious(adjective, mean, evil, nasty)
2
antagonistic(weak, gloomy, negative, unfriendly)
10 years ago|13k views|share |citing 
APASmart Define. (2016). detrimental thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/detrimental/thesaurus/synonyms
ChicagoSmart Define. 2016. "detrimental thesaurus" https://smartdefine.org/detrimental/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, detrimental thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/detrimental/thesaurus/synonyms>.
MLASmart Define. "detrimental thesaurus" 24 March 2016. Web. 1 October 2026. <https://smartdefine.org/detrimental/thesaurus/synonyms>