Coronary artery disease is a disease of the heart where the arteries and blood vessels become clogged with fat deposits called

The word that is being looked for in this problem would probably be and most likely be the word plaque.

Coronary artery disease is a disease of the heart where the arteries and blood vessels become clogged with fat deposits called plaque. Plaque is usually described a fatty deposits that clog the arteries which then results to a coronary artery disease, well actually it isn't just fats at all. It is a combination of other stuffs such as calcium, scar tissues, and proteins, all together with the fats that make up the plaque.