A Word Root is the Main Foundation of the Word. Some examples: In the term excision, the root cis means to cut. The process of cutting out is called excision. In the term epidemic, the root dem means people. In the term malignant, the root malign means bad kind. In the term necrosis, the root necr means death.In the term antipyretic, the root pyret means fever. In the term macroscopic, the root scop means to examine. In the term prophylactic, the root prophylact means guarding. A combining form is a word root to which a vowel has been added.n the term excision, the root cis means to cut. The process of cutting out is called excision. In the term epidemic, the root dem means people. In the term malignant, the root malign means bad kind. In the term necrosis, the root necr means death. In the term antipyretic, the root pyret means fever.