When describing someone or something as a member of a particular group or organization, the phrase "is a member" can often become repetitive. Therefore, it can be useful to utilize synonyms to keep writing or speech interesting and varied. Some possible synonyms for "is a member" include "belongs to", "is affiliated with", "is part of", "is included in", "is enrolled in", and "is associated with". It is important to choose a synonym that accurately conveys the intended meaning, while also fitting well into the overall context of the sentence or paragraph. Varying sentence structure and word choice ultimately improves communication and makes for more engaging writing and speaking.