头铁

Traditional form:

頭鐵

Pinyin (reading):

tóutiě

Definitions:

• (slang) stubborn; headstrong

Characters:

• 头 - head; chief, boss; first, top
• 铁 - iron; strong, solid, firm

Traditional characters:

• 頭 - head; chief, boss; first, top
• 鐵 - iron; strong, solid, firm