The phrase 'walk off' generally refers to someone or something leaving or abandoning a situation or place. There are various synonyms for this phrase that can be used in different contexts. One such synonym is 'depart', which means to move away from a place or situation. Another similar term is 'exit', which denotes leaving a certain space or situation. The word 'flee' can also be used in this context, which indicates a rapid departure due to fear or danger. Other synonyms for 'walk off' include 'withdraw', 'distance oneself', 'separate', and 'disengage'. Depending on the context, one of these synonyms can be used instead of 'walk off' to describe someone leaving or abandoning a situation.