The phrase 'walk off the job' refers to the act of quitting a job without giving prior notice or completing the assigned tasks. There are various synonyms for this phrase that people often use interchangeably, depending on the context and intensity of the situation. Some of the commonly used synonyms include 'strike', 'resignation', 'job abandonment', 'quit', and 'walkout'. While using these terms, it is important to note the legal and ethical consequences of such actions, as they may impact your future career prospects. It is always advisable to handle workplace conflicts and concerns through dialogue, constructive feedback, and proper channels, before resorting to extreme measures like walking off the job.