Added after surnames to refer to a person, a family, or a school of thought; often used for historical figures, celebrities, or professionals.

the color of coal or ink; opposite of 白 bái

The organ of a fish or other aquatic vertebrate used for movement and steering; it consists of a membrane supported by bony or cartilaginous spines.

A small freshwater fish of the cyprinid family found in East Asia, typically reaching about ten centimeters in length with a dark brown mottled body and a horseshoe-shaped mouth.