incarnation · reincarnation · embodiment (of abstract idea) · personification

You are the devil incarnate.

They watched her gradually weaken as the disease progressed.

Once, Zhuangzi dreamed he was a butterfly, but when he woke up, he wasn't sure whether he was Zhuangzi who had dreamed being a butterfly or if he was a butterfly now dreaming he was Zhuangzi.

She is politeness itself.