65 entries under atrocious topic. ×

2
gruesome(awful, immoral, grim, shocking)
2
hard(adjective, evil, nasty, harsh, vicious)
2
horrendous(awful, terrible, immoral, grim, shocking)
2
horrible(awful, immoral, grim, shocking)
2
horrific(strange, immoral, shocking, odd)
2
horrifying(awful, terrible, immoral, grim, shocking)
2
macabre(awful, strange, immoral, grim, shocking)
2
relentless(adjective, strong, evil, nasty, harsh)
2
revengeful(adjective, evil, nasty, harsh, vicious)
2
ruthless(adjective, evil, nasty, harsh, vicious)
2
shocking(awful, terrible, immoral, grim)
2
unfeeling(adjective, evil, nasty, harsh, vicious)
1
barbarous(adjective, evil, nasty, harsh, vicious)
1
bitter(adjective, evil, nasty, harsh, vicious)
1
bloodthirsty(adjective, evil, nasty, harsh, vicious)
1
brutish(adjective, evil, nasty, harsh, vicious)
1
demoniac(adjective, evil, nasty, harsh, vicious)
1
excruciating(adjective, evil, nasty, harsh, vicious)
1
ferocious(adjective, evil, nasty, harsh, vicious)
1
fierce(adjective, evil, nasty, harsh, vicious)
10 years ago|21k views|share |citing 
APASmart Define. (2016). unnatural thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unnatural/thesaurus/synonyms
ChicagoSmart Define. 2016. "unnatural thesaurus" https://smartdefine.org/unnatural/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, unnatural thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unnatural/thesaurus/synonyms>.
MLASmart Define. "unnatural thesaurus" 30 March 2016. Web. 1 October 2026. <https://smartdefine.org/unnatural/thesaurus/synonyms>