Utilisation is a term used to describe the act of USING something, and can be broken down into several related words. USAGE (5 letters) is the act of making USE of something, while EMPLOYMENT (10 letters) is the act of USING something for a job or profession. USE (3 letters) is the act of utilizing something, while USING (5 letters) is the act of making USE of something. APPLICATION (11 letters) is the act of putting something to USE, while EXERCISE (8 letters) is the act of USING something in practice. HABIT (5 letters) is the act of regularly USING something, while HANDLING (8 letters) is the act of USING something with skill. Finally, WAY (3 letters) is the act of USING something in a particular manner.