78 entries under horrid topic. ×

21
noxious(adjective, mean, bad, nasty, offensive)
16
harmful(adjective, bad, evil, offensive, cruel)
15
dangerous(adjective, bad, offensive, violent, wild)
14
nasty(adjective, mean, bad, taste, attitude)
13
injurious(adjective, mean, bad, evil, nasty)
12
bad(adjective, evil, nasty, offensive, violent)
11
noisome(adjective, bad, taste, offensive, awful)
10
mephitic(adjective, help, bad, evil, offensive)
8
foul(adjective, bad, taste, offensive, awful)
7
poison(adjective, help, bad, evil, offensive)
6
damaging(adjective, bad, evil, offensive, cruel)
5
icky(adjective, bad, nasty, offensive, awful)
4
nauseating(adjective, bad, taste, offensive, awful)
4
obnoxious(adjective, bad, taste, nasty, offensive)
4
rotten(adjective, bad, nasty, violent, heavy)
4
sickening(adjective, bad, taste, offensive, awful)
4
yucky(adjective, bad, nasty, offensive, awful)
3
abhorrent(adjective, bad, taste, nasty, awful)
3
malodorous(adjective, bad, offensive, heavy, foul)
3
repulsive(adjective, bad, nasty, offensive, awful)
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APASmart Define. (2015). poisonous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/poisonous/thesaurus/synonyms
ChicagoSmart Define. 2015. "poisonous thesaurus" https://smartdefine.org/poisonous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, poisonous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/poisonous/thesaurus/synonyms>.
MLASmart Define. "poisonous thesaurus" 19 August 2015. Web. 29 September 2026. <https://smartdefine.org/poisonous/thesaurus/synonyms>