The phrase "haddest coming" has a variety of synonyms that can be used to express the same idea in different ways. Some alternatives to this phrase include "deserved," "earned," "merited," "warranted," or "had it coming." Each of these phrases conveys the notion that someone is receiving the results of their actions or behavior, either positive or negative. Using synonyms for "haddest coming" can help to add variation and depth to your writing and communication, creating a more expressive and nuanced tone. Ultimately, the choice of synonym will depend on the context and intended meaning of the message.