More unexcessive refers to something that is not excessive or overdone. The antonyms for the word "more unexcessive" would be "excessive," "unrestrained," "uncontrolled," and "extreme." When an individual engages in an excessive or overindulgent behavior, it can lead to negative consequences such as harm to one's health, relationships, and finances. Therefore, it is essential to be aware of the balance between indulgence and restraint. In a society that glorifies extravagance, it is important to remember that moderation and simplicity can also bring happiness and contentment. Always remember, less is sometimes more.