The term 'usage' can refer to a variety of different concepts. EMPLOYMENT is the act of hiring someone to work for a company or organization, and is often used in the context of labor laws and regulations. TREATMENT is the way in which someone is handled or dealt with, and can refer to medical care, legal proceedings, or any other type of interaction. APPLICATION is the process of submitting a request or proposal for something, such as a job, loan, or grant. TRADITION is a set of beliefs or customs that have been passed down through generations. HABITUDE is a settled or regular tendency or PRACTICE, while HABIT is an acquired behavior pattern regularly followed until it has become almost involuntary. USE is the act of employing something for a particular purpose, and WONT is an established CUSTOM or habitual PRACTICE. Finally, PRACTICE is the repeated performance or systematic exercise of an activity in order to acquire or maintain proficiency in it.