"Anythingarian" is a term used to refer to someone who has no particular preference or belief, but instead will go along with whatever is presented to them in terms of ideas or views. Some synonyms for this term include "indifferent," "unbiased," "non-committal," "neutral," and "unaffiliated." These words all describe someone who doesn't choose one stance over another, but instead remains open to all possibilities. However, it's worth noting that being an "Anythingarian" may have negative connotations for some people, as it can suggest a lack of interest or passion in one's beliefs or values. It's important for individuals to know their own values and make informed decisions accordingly.