There are various synonyms that are used to describe yellow skin. These may include jaundice, icterus, yellowish, sallow, or bilirubinemia, among others. These terms are generally used to describe a condition where the skin appears yellow in color. In most cases, yellow skin is a symptom of an underlying medical condition and may require urgent attention from a medical professional. Common causes of yellow skin may include liver disease, gallbladder disease, hepatitis, or anemia. It is important to seek medical attention if you notice any discoloration or yellowing of the skin as this could be an indication of a serious health condition.