saddle sore vs animal disease

saddle sore and animal disease both are nouns.

Word	Noun	Adjective	Verb	Adverb
saddle sore	Yes	No	No	No
animal disease	Yes	No	No	No

As nouns, animal disease is a hypernym of saddle sore; that is, animal disease is a word with a broader meaning than saddle sore:

saddle sore: an open sore on the back of a horse caused by ill-fitting or badly adjusted saddle
animal disease: a disease that typically does not affect human beings

saddle sore (noun)	animal disease (noun)
sore on a horseback rider chafed by a saddle	a disease that typically does not affect human beings
an open sore on the back of a horse caused by ill-fitting or badly adjusted saddle