Tepefaction is a term used to describe the act of making something warm or hot. There are several synonyms that can be used to describe tepefaction, including heating, warming, and burning. Heating refers to the process of making something warm, whether through a natural or artificial means. Warming often refers to the act of making something comfortable or cozy, such as a room or a bed. Burning, on the other hand, is the act of setting something on fire, often to create heat or light. All of these words can be used interchangeably with tepefaction, depending on the context in which they are used.