yòng​gōng HSK7

diligent

用功 yòng​gōng
diligent adjective
industrious and hardworking, particularly in one's studies or academic pursuits

He is a very hardworking student who gets up early every day to review his lessons.

Frequency

Movie subtitles
2.35 per million appears in 1% of films
Written text
1.97 per million

Details

HSK 2.0
Level 5
HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT