Correct

不振

/ bùzhèn / 
Strokes

Definition

lacking in vitality/depressed (market, spirits etc)

Example

As an Adjective

dispirited; dejected; listless; languorous; lethargic; sluggish

1
Shíyùbùzhèn
食欲不振

have no appetite; lose one's appetite

2
Jīngshénbùzhèn
精神不振

be in low spirits