The term 'Apartment Manager' can be broken down into three crossword solutions: UNIT (4 letters), SUPE (4 letters), and SUPER (5 letters). UNIT stands for 'UNIT Manager', which is a person who is responsible for the day-to-day operations of an apartment complex. SUPE stands for 'SUPERINTENDENT', which is a person who oversees the maintenance and upkeep of an apartment complex. SUPER stands for 'SUPERVISOR', which is a person who is responsible for managing the staff of an apartment complex. All three of these roles are important in the management of an apartment complex, and all three are typically held by the same person.