The phrase "am one the family" suggests a sense of belonging and connection. It implies that the speaker is part of a group or community that they feel connected to. There are several synonyms that could be used to convey a similar sentiment. For example, "I am part of the group," "I am included in the family," or "I am a member of the community." Other phrases that convey a similar sense of belonging might include "I fit in here," "I am at home," or "I am among my people." These phrases all suggest a feeling of comfort and familiarity with a particular group or community.