induration of the arteries vs hardening of the arteries

induration of the arteries and hardening of the arteries both are nouns.

Word	Noun	Adjective	Verb	Adverb
induration of the arteries	Yes	No	No	No
hardening of the arteries	Yes	No	No	No

As nouns, induration of the arteries and hardening of the arteries are synonyms defined as:

induration of the arteries and hardening of the arteries: sclerosis of the arterial walls

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

induration of the arteries (noun)	hardening of the arteries (noun)
sclerosis of the arterial walls	sclerosis of the arterial walls