Stoop to is an idiom that implies doing an act that goes against one's principles and values. It can be used in a negative context as it suggests a lack of self-respect and dignity. There are several synonyms for stoop to, including degrade, condescend, patronize, demean, humiliate, and lower oneself. Each of these words carries a similar negative connotation. To use them appropriately, it is important to understand the context in which they are being used. When an individual stoops to a certain behavior, it often indicates a lack of personal integrity and an attempt to gain an unearned advantage at the cost of their character.