xiāo​mó

while away

消磨 xiāo​mó
while away verb
to spend or pass time in a leisurely or idle manner

He idled away an afternoon in the cafe.

wear down verb
to gradually wear down, sap, or weaken something over time, such as willpower or spirit

The long wait wore down his morale.

Frequency

Movie subtitles
3.76 per million appears in 2% of films
Written text
2.60 per million

Sources

Definitions
CC-CEDICT