The crossword solution for the term 'VILE, AS A HABIT' is 'NASTY'. Vile behavior is considered to be morally reprehensible and offensive. It is often characterized by a lack of respect for others and a disregard for accepted social norms. Vile behavior can take many forms, such as verbal abuse, physical violence, or other malicious acts. When someone engages in vile behavior on a regular basis, it is referred to as a habit.