"Reading someone" is a term that often refers to understanding or interpreting someone's thoughts or emotions. There are many synonyms for this phrase that can be used interchangeably, such as "deciphering someone," "discerning someone," "perceiving someone," or "reading into someone." Other synonyms include "scrutinizing someone," "analyzing someone," "evaluating someone," and "interpreting someone's body language." Each of these phrases can be used to describe the process of gaining insights into someone's personality or intentions, whether through spoken language, nonverbal cues or actions. Whatever synonym you choose to use, remember that "reading someone" implies a level of observation and analysis that can help us understand people better.