HSK C3/W3
Correct

易

/ yì / 
Strokes

Definition

easy/amiable/to change/to exchange/prefix corresponding to the English adjective suffix "-able" or "-ible"

Example

As a Verb

change

1
Nā
那
suǒ
所
fángzi
房子
zài
在
jìn
近
jǐ
几
ge
个
yuè
月
zhōng
中
jī
几
yì
易
qí
其
zhǔ
主
  
。

That house has changed hands several times in the last few months.

As a Verb

exchange

2
Yǐ
以
huò
货
yì
易
huò
货

barter (one thing for another)