刻苦
kèkǔ
hardworking; assiduous
Every meaning
kèkǔ
- hardworking; assiduous
- frugal
Its characters
Words with 刻
Words with 苦
Meanings are from Mandarin The Wild’s own dictionary. Levels follow the official HSK word list (the exam’s 2025 syllabus, levels 7–9 shown together).