Complex sentence: The term "terminal vagueness" describes a characteristic behavior of compulsive debtors; it refers to a systematic avoidance of monitoring one's finances, leading to an overestimation or underestimation of one's account balances.
Split into simpler sentences: The term "terminal vagueness" is used to describe a characteristic behavior of compulsive debtors. It refers to a systematic avoidance of monitoring one's finances, leading to an overestimation or underestimation of one's account balances.