nauseating

nauseating /ˈnɑːziːeɪtɪŋ/ adjective
nauseating
/ˈnɑːziːeɪtɪŋ/
adjective
Britannica Dictionary definition of NAUSEATING
[more nauseating; most nauseating]
1 
: causing you to feel like you are going to vomit
2 
: causing disgust

— nauseatingly

adverb