难看 (nán kàn): 못생긴; 보기 흉한; 못생긴; 보기 흉한; 눈에 거슬리는; 부끄러운; 창피한; 남에게 보이기 부끄러운

This piece of clothing is very ugly.

He got a very ugly haircut.

By doing this, aren't you making him look bad?

The team lost badly (it was an embarrassing loss).

There is an ugly stain on the wall.