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sickening

sickening /ˈsɪkənɪŋ/ adjective
sickening
/ˈsɪkənɪŋ/
adjective
Britannica Dictionary definition of SICKENING
[more sickening; most sickening]
: causing you to feel sick
: causing a strong feeling of disgust
of a sound : causing great concern especially because someone or something may have been badly harmed

— sickeningly

adverb