The term 'Little Bell Sound' can be represented by two crossword solutions: TING (4 letters) and TINKLE (6 letters). Ting is a sound made by a small bell, usually of a high pitch. It is often used to indicate the start or end of an event or activity. TINKLE is a similar sound, but usually of a lower pitch. It is often used to indicate a warning or alert. Both words are onomatopoeic, meaning they imitate the sound they describe.