The term "chav" has been controversial in the UK over the years as it can be seen as a derogatory way of describing a certain type of young person from a working-class background who is often assumed to be loud, aggressive, and involved in petty crime. Although there isn't one set synonym for "chav," some people may describe these individuals as "townies," "scallies," or "yobs." These words are often used interchangeably with "chav" to describe a similar group of people. However, it's worth remembering that labeling people in this way can be hurtful and perpetuate negative stereotypes.