saddle blanket vs horse blanket

saddle blanket and horse blanket both are nouns.

Word	Noun	Adjective	Verb	Adverb
saddle blanket	Yes	No	No	No
horse blanket	Yes	No	No	No

As nouns, saddle blanket and horse blanket are synonyms defined as:

saddle blanket and horse blanket: stable gear consisting of a blanket placed under the saddle

Other synonyms of saddle blanket include saddlecloth.

saddle blanket (noun)	horse blanket (noun)
stable gear consisting of a blanket placed under the saddle	stable gear consisting of a blanket placed under the saddle