When it comes to describing a "set conflagration," there are a variety of synonyms that can be used. Some of these include "start a fire," "ignite," "kindle," "embark on a blaze," "light a flame," or "spark a wildfire." The phrase "set conflagration" implies a deliberate and often destructive act of starting a fire, so synonyms like "strike a match," "ignite a pyre," or "incinerate" may also be appropriate. Whatever the specific wording used, it is important to remember the potentially serious consequences of setting a fire, and to exercise caution and responsibility when dealing with flames or open flames.