Gotten scot-free is an idiomatic expression used to describe someone who has escaped punishment or consequences for their actions. There are various synonyms for this expression, including "escaped unscathed," "got away scot-free," "evaded repercussions," "avoided penalty," "dodged consequences," and "eluded punishment." These phrases are used to describe situations where someone has managed to avoid facing the consequences of their actions, even when they should have been held accountable. It's important to note that while these phrases might have similar meanings, they are not interchangeable, and each has its own particular nuances and connotations.