gōng​zuò​kuáng

workaholic

工作狂 gōng​zuò​kuáng
workaholic noun
someone who works excessively and finds it difficult to stop
workaholism
the compulsive need to work, often at the expense of one's personal life and health

Frequency

Movie subtitles
2.15 per million appears in 1% of films
Written text
0.975 per million

Sources