Correct

追加

/ zhuījiā / 
Strokes

Definition

to add something extra/an additional increment/addendum/to append/an additional posthumous title

Example

As a Verb

add to (the original amount); superadd; supplement

1
Zhège
这个
xiàngmù
项目
jíxū
急需
zhuījiā
追加
xiànjīn
现金
tóuzī
投资
  
。

The project badly needs a transfusion of cash.

2
Zhuījiā
追加
fèiyòng
费用

additional cost

3
Zhuījiā
追加
dìngdān
订单

additional order