tourniquet vs compression bandage

tourniquet and compression bandage both are nouns.

Word	Noun	Adjective	Verb	Adverb
tourniquet	Yes	No	No	No
compression bandage	Yes	No	No	No

As nouns, tourniquet and compression bandage are synonyms defined as:

tourniquet and compression bandage: bandage that stops the flow of blood from an artery by applying pressure

tourniquet (noun)	compression bandage (noun)
bandage that stops the flow of blood from an artery by applying pressure	bandage that stops the flow of blood from an artery by applying pressure