shockingly strange and unpleasant
grotesque - horrible
Something that is so strange or unnaturally ugly that it shocks you is considered ‘grotesque’. It connotes something negative and sinister. The word ‘grotty’, meaning ‘unpleasant or of poor quality’, is a derived term.
I went to see Anna in the hospital after the accident. Her wound looked grotesque.
The news report showed the carnage that followed the terrorist attack. I was disturbed by the grotesqueness of the situation.
I didn’t have much money when I was a student, so I had to live in a grotty apartment.