Middle Ages: the Middle Ages are a time period that occurred between 476-1500 CE
Early Middle Ages: the portion of the Middle Ages taking place between 476-1000 CE
High Middle Ages: the portion of the Middle Ages taking place between 1000-1250 CE
Late Middle Ages: the portion of the Middle Ages taking place between 1250-1500 CE
Islam: "the religious faith of Muslims including belief in Allah as the sole deity and in Muhammad as his prophet" (Merriam-Webster)
Medieval: an equivalent term for "Middle Ages"
Humor/humour: "one of the four fluids of the body that were thought to determine a person's temperament and features." The four humors include "blood, phlegm, choler (yellow bile), and melancholy (black bile)" (Encyclopedia Britannica)
Cauterize: "to destroy tissue using a hot or cold instrument, an electrical current, or a chemical that burns or dissolves the tissue" (National Cancer Institute). In the Middle Ages, this would likely be a hot or cold instrument.