41 entries under atrocious topic. ×

16
unspeakable(adjective, offensive, unpleasant, awful, terrible)
15
lurid(adjective, bad, evil, unpleasant, awful)
11
loathsome(adjective, severe, evil, nasty, offensive)
10
grim(adjective, bad, nasty, offensive, unpleasant)
9
repellent(adjective, nasty, offensive, unpleasant, awful)
6
formidable(adjective, bad, awful, terrible, shocking)
4
inhuman(adjective, awful, foul, disgusting, immoral)
4
iniquitous(terrible, shocking, shameful, disgraceful)
2
egregious(immoral, shocking, shameful, disgraceful)
2
unnatural(awful, terrible, immoral, grim, shocking)
2
villainous(terrible, vicious, immoral, shocking)
1
distressing(bad, tough, nasty, awful, terrible)
1
infamous(terrible, immoral, shocking, shameful)
1
mean(adjective, bad, nasty, unpleasant, awful)
1
scandalous(adjective, evil, nasty, offensive, unpleasant)
1
shameful(adjective, bad, nasty, offensive, unpleasant)
0
disgraceful(immoral, shocking, shameful, outrageous)
0
nefarious(terrible, vicious, shocking, brutal, shameful)
0
preposterous(immoral, shocking, shameful, disgraceful)
0
shuddersome(bad, awful, terrible, horrible, rotten)
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APASmart Define. (2015). horrendous thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/horrendous/thesaurus/synonyms
ChicagoSmart Define. 2015. "horrendous thesaurus" https://smartdefine.org/horrendous/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, horrendous thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/horrendous/thesaurus/synonyms>.
MLASmart Define. "horrendous thesaurus" 17 July 2015. Web. 1 October 2026. <https://smartdefine.org/horrendous/thesaurus/synonyms>