The term 'KIND OF MONITOR' can be solved by the crossword answer 'HALL', which is a four-letter word. HALL monitors are people who are responsible for maintaining order and discipline in a school or other public setting. They are usually employed by the school or organization to ensure that rules and regulations are followed, and to provide assistance to students and staff. HALL monitors may also be responsible for monitoring the hallways and other areas of the building to ensure safety and security.