Word Network: 炎症

Infection refers to the process where viruses or bacteria enter the body and multiply. It is also used metaphorically for the spread of emotions, computer viruses, or habits.

Immunity refers to the body's ability to resist a particular infection or toxin via specific antibodies or sensitized white blood cells. It can also be used metaphorically to describe a state of being unaffected by something unpleasant because of previous exposure.

Painkiller; analgesic.

Allergy; a damaging immune response to a substance.