It gives me the creeps.
→ 으시시하군.

[예문]
A:Did you see all the cockroaches in the basement?
  지하실에 바퀴벌레있는거 봤어?

B:Those things really give me the creeps.
  난바퀴벌레만 보면 정말소름끼쳐.

A:What? Are you actually afraid of cockroaches?
  뭐? 너진짜바퀴벌레가 무섭다는거야?

B:Yeah.just looking at them makes my skin crawl.
 응,보기만해도 몸이 오싹해진다니까.