铁齿

Traditional form:

鐵齒

Pinyin (reading):

tiěchǐ

Definitions:

• (Tw) obstinate; argumentative; opinionated; skeptical of superstitions (from Taiwanese, Tai-lo pr. (thih-khí))

Characters:

• 铁 - iron; strong, solid, firm
• 齿 - teeth; gears, cogs; age

Traditional characters:

• 鐵 - iron; strong, solid, firm
• 齒 - teeth; gears, cogs; age