i don't think we should ever drop dirty chavs and dirty pikeys from our vernacular
Gypsies are a protected race - using Pikey as a derogative you are opening yourself up to legal issues. From a larger perspective I am sure in the 70's West ham fans were saying the same about Jews for us. History caught up with them on that topic as it will on us with Pikey. It also allows them to claim whataboutery to justify the anti-semitic stuff.
Gypsies and Travellers - race discrimination
Explains how Gypsies and Travellers are protected by race discrimination law, according to the Equality Act 2010.
www.citizensadvice.org.uk
Chav is fine.