30 entries under harmful topic. ×

4
poisonous(adjective, taste, awful, terrible)
2
corrupt(offensive, foul, unhealthy, injurious)
2
dangerous(shocking, upsetting, injurious, disturbing)
2
insalubrious(revolting, injurious, detrimental, overpowering)
2
unhealthful(offensive, foul, unhealthy, injurious)
2
unsanitary(injurious, detrimental)
1
baneful(offensive, foul, unhealthy, injurious)
1
deleterious(offensive, foul, unhealthy, injurious)
1
detrimental(offensive, foul, unhealthy, injurious)
1
negative(adjective, doubtful, injurious, cynical)
1
noxious(revolting, injurious, detrimental, cloying)
1
rotten(disease, injurious, detrimental)
1
virulent(injurious, detrimental, noxious, toxic)
0
chancy(injurious, detrimental)
0
corrupting(injurious, detrimental)
0
damaging(injurious, detrimental)
0
degenerate(injurious, detrimental)
0
degrading(injurious, detrimental)
0
demoralizing(injurious, detrimental)
0
hazardous(injurious, detrimental)
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APASmart Define. (2016). morbid thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/morbid/thesaurus/synonyms
ChicagoSmart Define. 2016. "morbid thesaurus" https://smartdefine.org/morbid/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, morbid thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/morbid/thesaurus/synonyms>.
MLASmart Define. "morbid thesaurus" 3 April 2016. Web. 23 September 2026. <https://smartdefine.org/morbid/thesaurus/synonyms>