Adjective
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highly offensive
arousing aversion or disgust
"a disgusting smell"
"distasteful language"
"a loathsome disease"
"the idea of eating meat is repellent to me"
"revolting food"
"a wicked stench"
-
causing or able to cause nausea
"a nauseating smell"
"nauseous offal"
"a sickening stench"