Which suffix refers to inflammation?

The suffix that refers to inflammation is -itis. This suffix is commonly used in medical terminology to denote inflammatory conditions affecting various parts of the body. For example, "arthritis" refers to the inflammation of the joints, while "gastritis" indicates inflammation of the stomach lining. The use of -itis signifies that there is an inflammatory response happening in the affected area, which is a crucial concept in understanding various diseases and their implications.

Other suffixes listed have different meanings: -metry refers to the process of measuring, -gram relates to a record or a written document, and -philia indicates an affinity for, or attraction to, something, often used in the context of conditions or states that involve an increase in cell types. Thus, -itis is the appropriate choice for indicating inflammation.