Murphy's is a popular brand name that is often used to describe certain items or situations. However, there are a number of synonyms that can be used to describe similar things. For example, you might use the term "sod's law" to refer to a situation where something goes wrong unexpectedly. Similarly, the term "jinxed" can be used to describe a situation where everything seems to be going wrong.
Other synonyms for Murphy's might include the phrases "bad luck" or "ill-fated." In some cases, people might use the term "unfortunate" to describe a situation that is similar to one that might be considered Murphy's law. No matter what term you use, the important thing is to remember that life is unpredictable and that sometimes things just don't go our way!