惯坏

wǒ duàn dìng tā huì guàn huài tā de hái zi

我断定他会惯坏他的孩子。

I conclude that he would spoil his child.

tā shì gè bèi guàn huài le de hái zi

她是个被惯坏了的孩子。

She’s a spoiled child.