Correct

积郁

/ jīyù / 
Strokes

Definition

pent-up frustrations/sth that has accumulated in one's mind for a long time

Example

As a Verb

smoulder; be pent-up

1
Fāxiè
发泄
jīyù
积郁
zài
在
xīnzhōng
心中
de
的
bùpíng
不平

pour out pent-up grievances

As a Noun

stasis

2
Jīyù
积郁
chéng
成
jí
疾

fall ill from stasis