arterial sclerosis vs arteriosclerosis

arterial sclerosis and arteriosclerosis both are nouns.

Word	Noun	Adjective	Verb	Adverb
arterial sclerosis	Yes	No	No	No
arteriosclerosis	Yes	No	No	No

As nouns, arterial sclerosis and arteriosclerosis are synonyms defined as:

arterial sclerosis and arteriosclerosis: sclerosis of the arterial walls

Other synonyms of arterial sclerosis include coronary-artery disease, hardening of the arteries, induration of the arteries.

arterial sclerosis (noun)	arteriosclerosis (noun)
sclerosis of the arterial walls	sclerosis of the arterial walls