qū​sàn

dispel

驱散 (驅散) qū​sàn
dispel verb
to drive away or cause to vanish (abstract things like doubts, misgivings, or fears)

His sincere explanation dispelled everyone's doubts.

disperse verb
to break up and scatter a crowd, collection of people, or physical mass

Police used tear gas to disperse the crowd of protesters.

Frequency

Movie subtitles
1.46 per million appears in 1% of films
Written text
1.78 per million

Sources

Definitions
CC-CEDICT