65 entries under atrocious topic. ×

1
flinty(adjective, evil, nasty, harsh, vicious)
1
frightful(awful, terrible, immoral, grim, shocking)
1
hateful(adjective, evil, nasty, harsh, vicious)
1
hellish(adjective, evil, nasty, harsh, terrible)
1
implacable(adjective, evil, nasty, harsh, vicious)
1
inexorable(adjective, evil, nasty, harsh, vicious)
1
inhumane(adjective, evil, nasty, harsh, vicious)
1
loathsome(awful, terrible, immoral, grim, shocking)
1
malevolent(adjective, evil, nasty, harsh, vicious)
1
painful(adjective, evil, nasty, harsh, vicious)
1
pernicious(adjective, evil, nasty, harsh, vicious)
1
poignant(adjective, evil, nasty, harsh, vicious)
1
rancorous(adjective, evil, nasty, harsh, vicious)
1
sadistic(adjective, evil, nasty, harsh, vicious)
1
spiteful(adjective, evil, nasty, harsh, vicious)
1
tyrannical(adjective, evil, nasty, harsh, vicious)
1
unkind(adjective, evil, nasty, harsh, vicious)
1
unrelenting(adjective, strong, evil, nasty, harsh)
1
vengeful(adjective, evil, nasty, harsh, vicious)
1
vicious(adjective, evil, nasty, harsh, corrupt)
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APASmart Define. (2016). unnatural thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/unnatural/thesaurus/synonyms
ChicagoSmart Define. 2016. "unnatural thesaurus" https://smartdefine.org/unnatural/thesaurus/synonyms (accessed October 2, 2026).
HarvardSmart Define 2016, unnatural thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/unnatural/thesaurus/synonyms>.
MLASmart Define. "unnatural thesaurus" 30 March 2016. Web. 2 October 2026. <https://smartdefine.org/unnatural/thesaurus/synonyms>