Hound dog and Pooch

Hound dog noun - Any of several breeds of dog used for hunting typically having large drooping ears.

Pooch and hound dog are semantically related in dog topic. In some cases you can use "Pooch" instead a noun phrase "Hound dog".

Pooch noun - A domestic mammal that is related to the wolves and foxes.

Hound dog and pooch are semantically related in dog topic. Sometimes you can use "Hound dog" instead a noun "Pooch".