"Majordomo" refers to a person who is in charge of managing a household or estate. There are several synonyms for this word that can be used in different contexts. One common synonym is "steward," which can refer to someone who manages a large property such as a manor or an estate. Another synonym is "butler," which refers to someone who manages a household's domestic staff and oversees its daily operations. Other alternatives include "housekeeper," "domestic supervisor," or "estate manager." All of these words describe someone who is responsible for the management of a large property or household and oversee its daily operations, often involving the supervision of other staff members.