Deerhound and Hound dog

Deerhound noun - Very large and tall rough-coated dog bred for hunting deer; known as the royal dog of Scotland.

Hound dog and deerhound are semantically related. In some cases you can use "Hound dog" instead a noun "Deerhound".

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

Deerhound and hound dog are semantically related. Sometimes you can replace term "Deerhound" with "Hound dog", this terms are similar.