Correct

乖乖

/ guāiguāi / 
Strokes

Definition

(of a child) well-behaved/obediently/(term of endearment for a child) darling/sweetie

Example

As an Adjective

well-behaved; obedient; tame

1
Xiǎotōu
小偷
zuìhòu
最后
háishi
还是
guāiguāi
乖乖
de
地
jiǎng
讲
le
了
zhēnhuà
真话
  
。

At last the thief cooperated and told the truth.

2
Xiǎo
小
nánhái
男孩
guāiguāi
乖乖
de
地
huíjiā
回家
qù
去
le
了
  
。

The boy obeyed and went home.

3
Guāiguāi
乖乖
de
地
tóuxiáng
投降

surrender without a struggle

As a Noun

(to a child) little dear; darling; lovely

As an Interjection

(good) gracious; oh God; oh my/good God