also: きっしょい
i-adjective
Slang contraction of 気色悪い (きしょくわるい). Used in casual speech to express strong disgust or revulsion, often toward something physically or morally repulsive.
その虫、きしょいから触らないで。
That bug is gross, so don't touch it.
あの動画、本当にキショイよね。
That video is seriously disgusting, isn't it?