Go scot-free is an expression that means to escape punishment or be acquitted of a crime without any consequences. There are several synonyms that can be used in place of go scot-free. One of them is to walk away, which implies leaving a situation without consequences, either positive or negative. Another synonym is to get off scot-free, which means escaping punishment or accountability for a wrongdoing. One more synonym is to be let off the hook, which means that someone is excused or released from blame or punishment. In conclusion, these synonyms can be used interchangeably with go scot-free to describe a situation where someone avoids punishment or accountability.