Police in Scots Traveller cant are hornies, or feekies. There may be other words, but there goes the regional variations you mentioned. We use chavvy, but it just means man as does gadgie, which is almost the same as gaudjo. A child is a kinchin (Germanic?) To write is scrieve, which is the same as Swedish/Scandanavian, and also Scottish Gaelic. A woman is a manishay, or a mort, a younger woman or a girl is a dilly, sometimes pronounced dully.