Cur and Half-breed

Cur noun - A person who shows a shameful lack of courage in the face of danger.

Half-breed and cur are semantically related. In some cases you can use "Half-breed" instead a noun "Cur".

Half-breed noun - An offensive term for an offspring of parents of different races (especially of Caucasian and American Indian ancestry).

Cur and half-breed are semantically related. Sometimes you can use "Cur" instead a noun phrase "Half-breed".