12
appalling(adjective, awful, terrible, horrible, afraid)
12
awful(adjective, terrible, horrible, afraid)
12
horrible(adjective, awful, terrible, afraid)
11
execrable(adjective, awful, terrible, horrible, afraid)
11
grievous(adjective, awful, terrible, horrible, afraid)
11
hideous(adjective, dislike, awful, terrible, disgusting)
11
odious(adjective, dislike, awful, terrible, disgusting)
11
scandalous(adjective, wrong, terrible, corrupt, immoral)
10
foul(adjective, vice)
9
criminal(adjective, evil, corrupt, wicked, immoral)
9
gross(adjective, awful, terrible, horrible, afraid)
9
shocking(adjective, awful, terrible, horrible, afraid)
8
base(adjective, vice)
8
damnable(adjective, awful, terrible, horrible, afraid)
8
degenerate(adjective, good, wrong, evil, clean)
8
disgraceful(adjective, immoral, shocking, atrocious, outrageous)
8
frightful(adjective, awful, terrible, horrible, afraid)
8
ghastly(adjective, awful, terrible, horrible, afraid)
8
hellish(adjective, awful, terrible, horrible, afraid)
8
horrid(adjective, awful, terrible, horrible, afraid)
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APASmart Define. (2015). flagitious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/flagitious/thesaurus/synonyms
ChicagoSmart Define. 2015. "flagitious thesaurus" https://smartdefine.org/flagitious/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, flagitious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/flagitious/thesaurus/synonyms>.
MLASmart Define. "flagitious thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/flagitious/thesaurus/synonyms>