Correct

失散

/ shīsàn /
Strokes

Definition

to lose touch with/missing/scattered/separated from

Example

As a Verb

be scattered; stray apart; be separated from and lose touch (with)

1
tóngbàn
同伴
shīsàn
失散

stray from one's companions

2
Shīsàn
失散
duōnián
多年

have had no news (of sb) for years