勤苦

Traditional form:

勤苦

Pinyin (reading):

qínkǔ

Definitions:

• hardworking
• assiduous

Characters:

• 勤 - industrious, diligent, attentive
• 苦 - bitter; hardship, suffering

Traditional characters:

• 勤 - industrious, diligent, attentive
• 苦 - bitter; hardship, suffering