Endemic is a term used to describe a species or a condition that is NATIVE or restricted to a certain geographic area. It can also refer to a disease or an illness that is regularly found in a particular population. COMMUNICABLE, which has 12 letters, is a term used to describe a disease or illness that can be passed from one person to another. CONTAGIOUS, with 10 letters, is a term used to describe a disease or illness that is easily spread from one person to another. ABORIGINAL, also with 10 letters, is a term used to describe the original inhabitants of a particular region. EPIDEMIC, with 8 letters, is a term used to describe a widespread occurrence of a disease or illness in a particular population. INDIGENOUS, with 10 letters, is a term used to describe a species or a condition that is NATIVE to a particular region. NATIVE, with 6 letters, is a term used to describe a species or a condition that is NATIVE to a particular region. LOCAL, with 5 letters, is a term used to describe a species or a condition that is NATIVE to a particular region or area.