The phrase "am of the family" can be replaced with various synonyms, depending on the context. Some alternatives include "belong to the family," "identify as part of the family," or "am a member of the family." Other options can include "am related to the family," "am a part of the family unit," or "am one of the family members." All of these phrases convey the same message of being a part of a particular family group. Choosing the most appropriate synonym will depend on the specific situation and the desired tone or emphasis of the message being communicated.