Correct

哇哇

/ wāwā / 
Strokes

Definition

sound of crying

Example

As an Onomatope

crying of a child; noisy crying; cawing of a crow, etc

1
Nàge
那个
huànbìng
患病
de
的
xiǎohái
小孩
wāwā
哇哇
de
地
kū
哭
de
得
hěn
很
kělián
可怜
  
。

The sick child is wailing miserably.

2
Wāwā
哇哇
jiào
叫

caw at sb as raucous as a crow

3
Wāwā
哇哇
dà
大
kū
哭

cry very loudly