chickenpox – n. a disease that often affects children and that causes a fever and red spots on the skin

rash – n. a group of red spots on the skin that is caused by an illness or a reaction to something

blisters – n. raised areas on the skin that contain clear liquid and that are caused by injury to the skin

influenza – n. a common illness that is caused by a virus and that causes fever, weakness, severe aches and pains and breathing problems

shingles – n. a disease that causes pain and red marks on your skin along the path of a nerve