Caught up in is a common phrase that means being heavily involved or engrossed in a particular activity. It can be used to describe situations where an individual is overwhelmed by their emotions or when they find it difficult to break free from a particular situation. There are several different synonyms that can be used in place of the phrase caught up in, including absorbed, entangled or immersed. Other possible synonyms include embroiled, involved, consumed and preoccupied. Each of these words conveys the sense of being heavily engaged or wrapped up in something, making them excellent alternatives to use instead of caught up in.