The phrase "burns at the stake" is a historically significant term that refers to the cruel method of execution used for heretics, witches, and other accused of wrongdoing during the Middle Ages. While the term "burns at the stake" is well-known, there are other synonyms that can be used to describe this barbaric practice. Some possible substitutes include "burned alive," "put to the flames," "set ablaze," or even "immolated." These synonyms can be helpful when trying to describe this brutal practice without using a phrase that may be too graphic or triggering for some people.