Cur and Pariah dog

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

Pariah dog and cur are semantically related. In some cases you can replace phrase "Pariah dog" with "Cur", this terms are similar.

Pariah dog noun - Ownerless half-wild mongrel dog common around Asian villages especially India.

Cur and pariah dog are semantically related. You can use "Cur" instead a noun phrase "Pariah dog".