Correct

开怀儿

/ kāihuáir / 
Strokes

Example

As a Verb

(of a woman) give birth to the first baby

1
Tā
她
jiéhūn
结婚
dōu
都
wǔ
五
nián
年
le
了
  
,
dàn
但
hái
还
méi
没
kāi
开
huáir  
怀儿
  
。

She's been married for five years, but she is still childless.