6
insufferable(adjective, nasty, unpleasant, hateful, loathsome)
6
lurid(adjective, taste, awful, terrible, endured)
6
mawkish(adjective, awful, terrible, horrible, emotional)
6
putrid(adjective, taste, awful, terrible, apperance)
6
vicious(adjective, evil, unpleasant, base, terrible)
5
cloying(adjective, emotional, sloppy, filthy, revolting)
5
foetid
5
frumpish(adjective, dull, disgusting, ugly, bad-looking)
5
frumpy(adjective, dull, disgusting, ugly, bad-looking)
5
haggish(adjective, dull, disgusting, ugly, bad-looking)
5
harrowing(adjective, endured)
5
horrific(adjective, bad, awful, terrible, disgusting)
5
invidious(bad, nasty, offensive, unpleasant, disgusting)
5
queasy(adjective, offensive, disgusting, unwell, nauseated)
5
unbecoming(adjective, dull, disgusting, ugly, bad-looking)
5
unimposing(adjective, dull, disgusting, ugly, bad-looking)
5
unprepossessing(adjective, dull, disgusting, ugly, bad-looking)
5
unshapely(adjective, dull, disgusting, ugly, bad-looking)
5
witchy(adjective, dull, disgusting, ugly, bad-looking)
4
contemptible(adjective, evil, shameful, depraved)
10 years ago|21k views|share |citing 
APASmart Define. (2016). sickening thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sickening/thesaurus/synonyms
ChicagoSmart Define. 2016. "sickening thesaurus" https://smartdefine.org/sickening/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, sickening thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sickening/thesaurus/synonyms>.
MLASmart Define. "sickening thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/sickening/thesaurus/synonyms>