The word "清涤" is formed by combining two characters, each contributing to the overall meaning of cleansing or purifying. The character "清" consists of the water radical (氵) indicating liquidity or cleanliness, and the phonetic component "青" suggesting clarity or purity. The character "涤" also includes the water radical (氵) for washing, with the component "条" serving primarily as a phonetic clue. Together, they create a compound word where "清" emphasizes the state of being clean and "涤" focuses on the action of washing, resulting in a term that means to thoroughly cleanse or purify.